Home / 9,447.80-14,171.72-2,874.04

Finding the Fourth Proportional to 9,447.80, 14,171.72 and 2,874.04

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Solution

The fourth proportional to 9,447.80, 14,171.72 and 2,874.04 is: 4,311.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.80 : 14,171.72 = 2,874.04 : x
  2. Step 2: Convert to fraction form
    9,447.80/14,171.72 = 2,874.04/x
  3. Step 3: Cross multiply
    9,447.80x = 14,171.72 × 2,874.04
  4. Step 4: Simplify right side
    9,447.80x = 40,730,090.15
  5. Step 5: Solve for x
    x = 40,730,090.15/9,447.80
  6. Step 6: Final answer
    x = 4,311.07

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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.