Home / 10,117.62-13,962.33-5,869.49

Finding the Fourth Proportional to 10,117.62, 13,962.33 and 5,869.49

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Solution

The fourth proportional to 10,117.62, 13,962.33 and 5,869.49 is: 8,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.62 : 13,962.33 = 5,869.49 : x
  2. Step 2: Convert to fraction form
    10,117.62/13,962.33 = 5,869.49/x
  3. Step 3: Cross multiply
    10,117.62x = 13,962.33 × 5,869.49
  4. Step 4: Simplify right side
    10,117.62x = 81,951,756.31
  5. Step 5: Solve for x
    x = 81,951,756.31/10,117.62
  6. Step 6: Final answer
    x = 8,099.90

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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.