Home / 7,705.64-11,565.02-3,028.92

Finding the Fourth Proportional to 7,705.64, 11,565.02 and 3,028.92

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Solution

The fourth proportional to 7,705.64, 11,565.02 and 3,028.92 is: 4,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.64 : 11,565.02 = 3,028.92 : x
  2. Step 2: Convert to fraction form
    7,705.64/11,565.02 = 3,028.92/x
  3. Step 3: Cross multiply
    7,705.64x = 11,565.02 × 3,028.92
  4. Step 4: Simplify right side
    7,705.64x = 35,029,505.23
  5. Step 5: Solve for x
    x = 35,029,505.23/7,705.64
  6. Step 6: Final answer
    x = 4,545.96

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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.