Home / 6,521.24-9,781.86-3,057.68

Finding the Fourth Proportional to 6,521.24, 9,781.86 and 3,057.68

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Solution

The fourth proportional to 6,521.24, 9,781.86 and 3,057.68 is: 4,586.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.24 : 9,781.86 = 3,057.68 : x
  2. Step 2: Convert to fraction form
    6,521.24/9,781.86 = 3,057.68/x
  3. Step 3: Cross multiply
    6,521.24x = 9,781.86 × 3,057.68
  4. Step 4: Simplify right side
    6,521.24x = 29,909,833.61
  5. Step 5: Solve for x
    x = 29,909,833.61/6,521.24
  6. Step 6: Final answer
    x = 4,586.52

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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.