Home / 8,600.40-11,869.65-5,063.94

Finding the Fourth Proportional to 8,600.40, 11,869.65 and 5,063.94

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Solution

The fourth proportional to 8,600.40, 11,869.65 and 5,063.94 is: 6,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.40 : 11,869.65 = 5,063.94 : x
  2. Step 2: Convert to fraction form
    8,600.40/11,869.65 = 5,063.94/x
  3. Step 3: Cross multiply
    8,600.40x = 11,869.65 × 5,063.94
  4. Step 4: Simplify right side
    8,600.40x = 60,107,195.42
  5. Step 5: Solve for x
    x = 60,107,195.42/8,600.40
  6. Step 6: Final answer
    x = 6,988.88

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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.