Home / 5,725.23-8,591.90-2,605.64

Finding the Fourth Proportional to 5,725.23, 8,591.90 and 2,605.64

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Solution

The fourth proportional to 5,725.23, 8,591.90 and 2,605.64 is: 3,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.23 : 8,591.90 = 2,605.64 : x
  2. Step 2: Convert to fraction form
    5,725.23/8,591.90 = 2,605.64/x
  3. Step 3: Cross multiply
    5,725.23x = 8,591.90 × 2,605.64
  4. Step 4: Simplify right side
    5,725.23x = 22,387,349.66
  5. Step 5: Solve for x
    x = 22,387,349.66/5,725.23
  6. Step 6: Final answer
    x = 3,910.30

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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.