Home / 5,723.28-8,587.44-2,437.20

Finding the Fourth Proportional to 5,723.28, 8,587.44 and 2,437.20

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Solution

The fourth proportional to 5,723.28, 8,587.44 and 2,437.20 is: 3,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.28 : 8,587.44 = 2,437.20 : x
  2. Step 2: Convert to fraction form
    5,723.28/8,587.44 = 2,437.20/x
  3. Step 3: Cross multiply
    5,723.28x = 8,587.44 × 2,437.20
  4. Step 4: Simplify right side
    5,723.28x = 20,929,308.77
  5. Step 5: Solve for x
    x = 20,929,308.77/5,723.28
  6. Step 6: Final answer
    x = 3,656.87

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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.