Home / 1,753.14-2,419.07-1,007.13

Finding the Fourth Proportional to 1,753.14, 2,419.07 and 1,007.13

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Solution

The fourth proportional to 1,753.14, 2,419.07 and 1,007.13 is: 1,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.14 : 2,419.07 = 1,007.13 : x
  2. Step 2: Convert to fraction form
    1,753.14/2,419.07 = 1,007.13/x
  3. Step 3: Cross multiply
    1,753.14x = 2,419.07 × 1,007.13
  4. Step 4: Simplify right side
    1,753.14x = 2,436,317.97
  5. Step 5: Solve for x
    x = 2,436,317.97/1,753.14
  6. Step 6: Final answer
    x = 1,389.69

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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.