Home / 1,747.38-2,412.51-1,084.94

Finding the Fourth Proportional to 1,747.38, 2,412.51 and 1,084.94

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Solution

The fourth proportional to 1,747.38, 2,412.51 and 1,084.94 is: 1,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.38 : 2,412.51 = 1,084.94 : x
  2. Step 2: Convert to fraction form
    1,747.38/2,412.51 = 1,084.94/x
  3. Step 3: Cross multiply
    1,747.38x = 2,412.51 × 1,084.94
  4. Step 4: Simplify right side
    1,747.38x = 2,617,428.60
  5. Step 5: Solve for x
    x = 2,617,428.60/1,747.38
  6. Step 6: Final answer
    x = 1,497.92

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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.