Home / 10,008.89-15,016.76-3,773.21

Finding the Fourth Proportional to 10,008.89, 15,016.76 and 3,773.21

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Solution

The fourth proportional to 10,008.89, 15,016.76 and 3,773.21 is: 5,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.89 : 15,016.76 = 3,773.21 : x
  2. Step 2: Convert to fraction form
    10,008.89/15,016.76 = 3,773.21/x
  3. Step 3: Cross multiply
    10,008.89x = 15,016.76 × 3,773.21
  4. Step 4: Simplify right side
    10,008.89x = 56,661,389.00
  5. Step 5: Solve for x
    x = 56,661,389.00/10,008.89
  6. Step 6: Final answer
    x = 5,661.11

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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.