Home / 4,265.05-5,885.36-3,146.61

Finding the Fourth Proportional to 4,265.05, 5,885.36 and 3,146.61

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Solution

The fourth proportional to 4,265.05, 5,885.36 and 3,146.61 is: 4,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.05 : 5,885.36 = 3,146.61 : x
  2. Step 2: Convert to fraction form
    4,265.05/5,885.36 = 3,146.61/x
  3. Step 3: Cross multiply
    4,265.05x = 5,885.36 × 3,146.61
  4. Step 4: Simplify right side
    4,265.05x = 18,518,903.20
  5. Step 5: Solve for x
    x = 18,518,903.20/4,265.05
  6. Step 6: Final answer
    x = 4,342.02

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Double scale
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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.