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Finding the Fourth Proportional to 10,670.76, 16,006.32 and 3,745.44

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Solution

The fourth proportional to 10,670.76, 16,006.32 and 3,745.44 is: 5,618.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.76 : 16,006.32 = 3,745.44 : x
  2. Step 2: Convert to fraction form
    10,670.76/16,006.32 = 3,745.44/x
  3. Step 3: Cross multiply
    10,670.76x = 16,006.32 × 3,745.44
  4. Step 4: Simplify right side
    10,670.76x = 59,950,711.18
  5. Step 5: Solve for x
    x = 59,950,711.18/10,670.76
  6. Step 6: Final answer
    x = 5,618.22

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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.