Home / 8,452.23-12,678.96-2,528.65

Finding the Fourth Proportional to 8,452.23, 12,678.96 and 2,528.65

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Solution

The fourth proportional to 8,452.23, 12,678.96 and 2,528.65 is: 3,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.23 : 12,678.96 = 2,528.65 : x
  2. Step 2: Convert to fraction form
    8,452.23/12,678.96 = 2,528.65/x
  3. Step 3: Cross multiply
    8,452.23x = 12,678.96 × 2,528.65
  4. Step 4: Simplify right side
    8,452.23x = 32,060,652.20
  5. Step 5: Solve for x
    x = 32,060,652.20/8,452.23
  6. Step 6: Final answer
    x = 3,793.16

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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.