Home / 9,040.85-13,553.07-3,497.90

Finding the Fourth Proportional to 9,040.85, 13,553.07 and 3,497.90

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Solution

The fourth proportional to 9,040.85, 13,553.07 and 3,497.90 is: 5,243.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.85 : 13,553.07 = 3,497.90 : x
  2. Step 2: Convert to fraction form
    9,040.85/13,553.07 = 3,497.90/x
  3. Step 3: Cross multiply
    9,040.85x = 13,553.07 × 3,497.90
  4. Step 4: Simplify right side
    9,040.85x = 47,407,283.55
  5. Step 5: Solve for x
    x = 47,407,283.55/9,040.85
  6. Step 6: Final answer
    x = 5,243.68

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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.