Home / 1,565.56-2,344.29-1,239.94

Finding the Fourth Proportional to 1,565.56, 2,344.29 and 1,239.94

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Solution

The fourth proportional to 1,565.56, 2,344.29 and 1,239.94 is: 1,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.56 : 2,344.29 = 1,239.94 : x
  2. Step 2: Convert to fraction form
    1,565.56/2,344.29 = 1,239.94/x
  3. Step 3: Cross multiply
    1,565.56x = 2,344.29 × 1,239.94
  4. Step 4: Simplify right side
    1,565.56x = 2,906,778.94
  5. Step 5: Solve for x
    x = 2,906,778.94/1,565.56
  6. Step 6: Final answer
    x = 1,856.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.