Home / 11,332.62-16,990.74-7,625.64

Finding the Fourth Proportional to 11,332.62, 16,990.74 and 7,625.64

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Solution

The fourth proportional to 11,332.62, 16,990.74 and 7,625.64 is: 11,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.62 : 16,990.74 = 7,625.64 : x
  2. Step 2: Convert to fraction form
    11,332.62/16,990.74 = 7,625.64/x
  3. Step 3: Cross multiply
    11,332.62x = 16,990.74 × 7,625.64
  4. Step 4: Simplify right side
    11,332.62x = 129,565,266.57
  5. Step 5: Solve for x
    x = 129,565,266.57/11,332.62
  6. Step 6: Final answer
    x = 11,432.95

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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.