Home / 8,467.28-12,700.01-2,543.55

Finding the Fourth Proportional to 8,467.28, 12,700.01 and 2,543.55

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Solution

The fourth proportional to 8,467.28, 12,700.01 and 2,543.55 is: 3,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.28 : 12,700.01 = 2,543.55 : x
  2. Step 2: Convert to fraction form
    8,467.28/12,700.01 = 2,543.55/x
  3. Step 3: Cross multiply
    8,467.28x = 12,700.01 × 2,543.55
  4. Step 4: Simplify right side
    8,467.28x = 32,303,116.79
  5. Step 5: Solve for x
    x = 32,303,116.79/8,467.28
  6. Step 6: Final answer
    x = 3,815.05

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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.