Home / 9,712.20-14,565.22-3,136.83

Finding the Fourth Proportional to 9,712.20, 14,565.22 and 3,136.83

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Solution

The fourth proportional to 9,712.20, 14,565.22 and 3,136.83 is: 4,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.20 : 14,565.22 = 3,136.83 : x
  2. Step 2: Convert to fraction form
    9,712.20/14,565.22 = 3,136.83/x
  3. Step 3: Cross multiply
    9,712.20x = 14,565.22 × 3,136.83
  4. Step 4: Simplify right side
    9,712.20x = 45,688,556.59
  5. Step 5: Solve for x
    x = 45,688,556.59/9,712.20
  6. Step 6: Final answer
    x = 4,704.24

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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.