Home / 10,670.73-16,006.90-8,175.52

Finding the Fourth Proportional to 10,670.73, 16,006.90 and 8,175.52

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Solution

The fourth proportional to 10,670.73, 16,006.90 and 8,175.52 is: 12,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.73 : 16,006.90 = 8,175.52 : x
  2. Step 2: Convert to fraction form
    10,670.73/16,006.90 = 8,175.52/x
  3. Step 3: Cross multiply
    10,670.73x = 16,006.90 × 8,175.52
  4. Step 4: Simplify right side
    10,670.73x = 130,864,731.09
  5. Step 5: Solve for x
    x = 130,864,731.09/10,670.73
  6. Step 6: Final answer
    x = 12,263.90

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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.