Home / 9,542.50-13,168.65-5,818.66

Finding the Fourth Proportional to 9,542.50, 13,168.65 and 5,818.66

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Solution

The fourth proportional to 9,542.50, 13,168.65 and 5,818.66 is: 8,029.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542.50 : 13,168.65 = 5,818.66 : x
  2. Step 2: Convert to fraction form
    9,542.50/13,168.65 = 5,818.66/x
  3. Step 3: Cross multiply
    9,542.50x = 13,168.65 × 5,818.66
  4. Step 4: Simplify right side
    9,542.50x = 76,623,897.01
  5. Step 5: Solve for x
    x = 76,623,897.01/9,542.50
  6. Step 6: Final answer
    x = 8,029.75

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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.