Home / 10,393.14-15,589.24-3,818.85

Finding the Fourth Proportional to 10,393.14, 15,589.24 and 3,818.85

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Solution

The fourth proportional to 10,393.14, 15,589.24 and 3,818.85 is: 5,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.14 : 15,589.24 = 3,818.85 : x
  2. Step 2: Convert to fraction form
    10,393.14/15,589.24 = 3,818.85/x
  3. Step 3: Cross multiply
    10,393.14x = 15,589.24 × 3,818.85
  4. Step 4: Simplify right side
    10,393.14x = 59,532,969.17
  5. Step 5: Solve for x
    x = 59,532,969.17/10,393.14
  6. Step 6: Final answer
    x = 5,728.10

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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.