Home / 7,710.97-11,565.67-5,228.09

Finding the Fourth Proportional to 7,710.97, 11,565.67 and 5,228.09

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Solution

The fourth proportional to 7,710.97, 11,565.67 and 5,228.09 is: 7,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710.97 : 11,565.67 = 5,228.09 : x
  2. Step 2: Convert to fraction form
    7,710.97/11,565.67 = 5,228.09/x
  3. Step 3: Cross multiply
    7,710.97x = 11,565.67 × 5,228.09
  4. Step 4: Simplify right side
    7,710.97x = 60,466,337.53
  5. Step 5: Solve for x
    x = 60,466,337.53/7,710.97
  6. Step 6: Final answer
    x = 7,841.60

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1.5x scale

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.