Home / 6,909.14-9,531.91-4,251.94

Finding the Fourth Proportional to 6,909.14, 9,531.91 and 4,251.94

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Solution

The fourth proportional to 6,909.14, 9,531.91 and 4,251.94 is: 5,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.14 : 9,531.91 = 4,251.94 : x
  2. Step 2: Convert to fraction form
    6,909.14/9,531.91 = 4,251.94/x
  3. Step 3: Cross multiply
    6,909.14x = 9,531.91 × 4,251.94
  4. Step 4: Simplify right side
    6,909.14x = 40,529,061.75
  5. Step 5: Solve for x
    x = 40,529,061.75/6,909.14
  6. Step 6: Final answer
    x = 5,866.01

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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.