Home / 10,251.93-14,148.13-5,714.90

Finding the Fourth Proportional to 10,251.93, 14,148.13 and 5,714.90

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Solution

The fourth proportional to 10,251.93, 14,148.13 and 5,714.90 is: 7,886.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.93 : 14,148.13 = 5,714.90 : x
  2. Step 2: Convert to fraction form
    10,251.93/14,148.13 = 5,714.90/x
  3. Step 3: Cross multiply
    10,251.93x = 14,148.13 × 5,714.90
  4. Step 4: Simplify right side
    10,251.93x = 80,855,190.39
  5. Step 5: Solve for x
    x = 80,855,190.39/10,251.93
  6. Step 6: Final answer
    x = 7,886.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.