Home / 2,484.14-3,428.42-1,436.20

Finding the Fourth Proportional to 2,484.14, 3,428.42 and 1,436.20

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Solution

The fourth proportional to 2,484.14, 3,428.42 and 1,436.20 is: 1,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.14 : 3,428.42 = 1,436.20 : x
  2. Step 2: Convert to fraction form
    2,484.14/3,428.42 = 1,436.20/x
  3. Step 3: Cross multiply
    2,484.14x = 3,428.42 × 1,436.20
  4. Step 4: Simplify right side
    2,484.14x = 4,923,881.05
  5. Step 5: Solve for x
    x = 4,923,881.05/2,484.14
  6. Step 6: Final answer
    x = 1,982.13

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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.