Home / 5,591.72-8,387.60-1,696.16

Finding the Fourth Proportional to 5,591.72, 8,387.60 and 1,696.16

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Solution

The fourth proportional to 5,591.72, 8,387.60 and 1,696.16 is: 2,544.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.72 : 8,387.60 = 1,696.16 : x
  2. Step 2: Convert to fraction form
    5,591.72/8,387.60 = 1,696.16/x
  3. Step 3: Cross multiply
    5,591.72x = 8,387.60 × 1,696.16
  4. Step 4: Simplify right side
    5,591.72x = 14,226,711.62
  5. Step 5: Solve for x
    x = 14,226,711.62/5,591.72
  6. Step 6: Final answer
    x = 2,544.25

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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.