Home / 8,437.04-12,659.82-5,627.87

Finding the Fourth Proportional to 8,437.04, 12,659.82 and 5,627.87

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Solution

The fourth proportional to 8,437.04, 12,659.82 and 5,627.87 is: 8,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.04 : 12,659.82 = 5,627.87 : x
  2. Step 2: Convert to fraction form
    8,437.04/12,659.82 = 5,627.87/x
  3. Step 3: Cross multiply
    8,437.04x = 12,659.82 × 5,627.87
  4. Step 4: Simplify right side
    8,437.04x = 71,247,757.88
  5. Step 5: Solve for x
    x = 71,247,757.88/8,437.04
  6. Step 6: Final answer
    x = 8,444.64

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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.