Home / 9,543.28-13,169.84-5,294.44

Finding the Fourth Proportional to 9,543.28, 13,169.84 and 5,294.44

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Solution

The fourth proportional to 9,543.28, 13,169.84 and 5,294.44 is: 7,306.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543.28 : 13,169.84 = 5,294.44 : x
  2. Step 2: Convert to fraction form
    9,543.28/13,169.84 = 5,294.44/x
  3. Step 3: Cross multiply
    9,543.28x = 13,169.84 × 5,294.44
  4. Step 4: Simplify right side
    9,543.28x = 69,726,927.69
  5. Step 5: Solve for x
    x = 69,726,927.69/9,543.28
  6. Step 6: Final answer
    x = 7,306.39

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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.