Home / 8,861.54-13,294.82-2,621.53

Finding the Fourth Proportional to 8,861.54, 13,294.82 and 2,621.53

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Solution

The fourth proportional to 8,861.54, 13,294.82 and 2,621.53 is: 3,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.54 : 13,294.82 = 2,621.53 : x
  2. Step 2: Convert to fraction form
    8,861.54/13,294.82 = 2,621.53/x
  3. Step 3: Cross multiply
    8,861.54x = 13,294.82 × 2,621.53
  4. Step 4: Simplify right side
    8,861.54x = 34,852,769.47
  5. Step 5: Solve for x
    x = 34,852,769.47/8,861.54
  6. Step 6: Final answer
    x = 3,933.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.