Home / 9,042.88-13,567.20-7,201.12

Finding the Fourth Proportional to 9,042.88, 13,567.20 and 7,201.12

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Solution

The fourth proportional to 9,042.88, 13,567.20 and 7,201.12 is: 10,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.88 : 13,567.20 = 7,201.12 : x
  2. Step 2: Convert to fraction form
    9,042.88/13,567.20 = 7,201.12/x
  3. Step 3: Cross multiply
    9,042.88x = 13,567.20 × 7,201.12
  4. Step 4: Simplify right side
    9,042.88x = 97,699,035.26
  5. Step 5: Solve for x
    x = 97,699,035.26/9,042.88
  6. Step 6: Final answer
    x = 10,803.97

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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.