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Finding the Fourth Proportional to 10,012.07, 15,018.11 and 3,773.48

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Solution

The fourth proportional to 10,012.07, 15,018.11 and 3,773.48 is: 5,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.07 : 15,018.11 = 3,773.48 : x
  2. Step 2: Convert to fraction form
    10,012.07/15,018.11 = 3,773.48/x
  3. Step 3: Cross multiply
    10,012.07x = 15,018.11 × 3,773.48
  4. Step 4: Simplify right side
    10,012.07x = 56,670,605.75
  5. Step 5: Solve for x
    x = 56,670,605.75/10,012.07
  6. Step 6: Final answer
    x = 5,660.23

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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.