Home / 8,885.87-13,323.85-5,591.91

Finding the Fourth Proportional to 8,885.87, 13,323.85 and 5,591.91

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Solution

The fourth proportional to 8,885.87, 13,323.85 and 5,591.91 is: 8,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.87 : 13,323.85 = 5,591.91 : x
  2. Step 2: Convert to fraction form
    8,885.87/13,323.85 = 5,591.91/x
  3. Step 3: Cross multiply
    8,885.87x = 13,323.85 × 5,591.91
  4. Step 4: Simplify right side
    8,885.87x = 74,505,706.11
  5. Step 5: Solve for x
    x = 74,505,706.11/8,885.87
  6. Step 6: Final answer
    x = 8,384.74

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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.