Home / 9,445.85-14,168.71-2,872.04

Finding the Fourth Proportional to 9,445.85, 14,168.71 and 2,872.04

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Solution

The fourth proportional to 9,445.85, 14,168.71 and 2,872.04 is: 4,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.85 : 14,168.71 = 2,872.04 : x
  2. Step 2: Convert to fraction form
    9,445.85/14,168.71 = 2,872.04/x
  3. Step 3: Cross multiply
    9,445.85x = 14,168.71 × 2,872.04
  4. Step 4: Simplify right side
    9,445.85x = 40,693,101.87
  5. Step 5: Solve for x
    x = 40,693,101.87/9,445.85
  6. Step 6: Final answer
    x = 4,308.04

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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.