Home / 8,494.27-11,720.10-4,956.19

Finding the Fourth Proportional to 8,494.27, 11,720.10 and 4,956.19

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Solution

The fourth proportional to 8,494.27, 11,720.10 and 4,956.19 is: 6,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.27 : 11,720.10 = 4,956.19 : x
  2. Step 2: Convert to fraction form
    8,494.27/11,720.10 = 4,956.19/x
  3. Step 3: Cross multiply
    8,494.27x = 11,720.10 × 4,956.19
  4. Step 4: Simplify right side
    8,494.27x = 58,087,042.42
  5. Step 5: Solve for x
    x = 58,087,042.42/8,494.27
  6. Step 6: Final answer
    x = 6,838.38

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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.