Home / 8,771.34-13,157.01-2,445.97

Finding the Fourth Proportional to 8,771.34, 13,157.01 and 2,445.97

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Solution

The fourth proportional to 8,771.34, 13,157.01 and 2,445.97 is: 3,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.34 : 13,157.01 = 2,445.97 : x
  2. Step 2: Convert to fraction form
    8,771.34/13,157.01 = 2,445.97/x
  3. Step 3: Cross multiply
    8,771.34x = 13,157.01 × 2,445.97
  4. Step 4: Simplify right side
    8,771.34x = 32,181,585.96
  5. Step 5: Solve for x
    x = 32,181,585.96/8,771.34
  6. Step 6: Final answer
    x = 3,668.95

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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.