Home / 10,982.89-15,155.25-6,202.42

Finding the Fourth Proportional to 10,982.89, 15,155.25 and 6,202.42

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Solution

The fourth proportional to 10,982.89, 15,155.25 and 6,202.42 is: 8,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,982.89 : 15,155.25 = 6,202.42 : x
  2. Step 2: Convert to fraction form
    10,982.89/15,155.25 = 6,202.42/x
  3. Step 3: Cross multiply
    10,982.89x = 15,155.25 × 6,202.42
  4. Step 4: Simplify right side
    10,982.89x = 93,999,225.71
  5. Step 5: Solve for x
    x = 93,999,225.71/10,982.89
  6. Step 6: Final answer
    x = 8,558.70

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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.