Home / 9,446.64-14,170.76-2,872.88

Finding the Fourth Proportional to 9,446.64, 14,170.76 and 2,872.88

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Solution

The fourth proportional to 9,446.64, 14,170.76 and 2,872.88 is: 4,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,446.64 : 14,170.76 = 2,872.88 : x
  2. Step 2: Convert to fraction form
    9,446.64/14,170.76 = 2,872.88/x
  3. Step 3: Cross multiply
    9,446.64x = 14,170.76 × 2,872.88
  4. Step 4: Simplify right side
    9,446.64x = 40,710,807.77
  5. Step 5: Solve for x
    x = 40,710,807.77/9,446.64
  6. Step 6: Final answer
    x = 4,309.55

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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.