Home / 9,542.45-13,165.60-5,508.75

Finding the Fourth Proportional to 9,542.45, 13,165.60 and 5,508.75

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Solution

The fourth proportional to 9,542.45, 13,165.60 and 5,508.75 is: 7,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542.45 : 13,165.60 = 5,508.75 : x
  2. Step 2: Convert to fraction form
    9,542.45/13,165.60 = 5,508.75/x
  3. Step 3: Cross multiply
    9,542.45x = 13,165.60 × 5,508.75
  4. Step 4: Simplify right side
    9,542.45x = 72,525,999
  5. Step 5: Solve for x
    x = 72,525,999/9,542.45
  6. Step 6: Final answer
    x = 7,600.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.