Home / 4,685.16-7,027.92-1,565.40

Finding the Fourth Proportional to 4,685.16, 7,027.92 and 1,565.40

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Solution

The fourth proportional to 4,685.16, 7,027.92 and 1,565.40 is: 2,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.16 : 7,027.92 = 1,565.40 : x
  2. Step 2: Convert to fraction form
    4,685.16/7,027.92 = 1,565.40/x
  3. Step 3: Cross multiply
    4,685.16x = 7,027.92 × 1,565.40
  4. Step 4: Simplify right side
    4,685.16x = 11,001,505.97
  5. Step 5: Solve for x
    x = 11,001,505.97/4,685.16
  6. Step 6: Final answer
    x = 2,348.16

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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.