Home / 3,143.05-4,336.14-1,884.16

Finding the Fourth Proportional to 3,143.05, 4,336.14 and 1,884.16

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Solution

The fourth proportional to 3,143.05, 4,336.14 and 1,884.16 is: 2,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.05 : 4,336.14 = 1,884.16 : x
  2. Step 2: Convert to fraction form
    3,143.05/4,336.14 = 1,884.16/x
  3. Step 3: Cross multiply
    3,143.05x = 4,336.14 × 1,884.16
  4. Step 4: Simplify right side
    3,143.05x = 8,169,981.54
  5. Step 5: Solve for x
    x = 8,169,981.54/3,143.05
  6. Step 6: Final answer
    x = 2,599.38

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,144.05, 4,337.52 and 1,885.16
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.