Home / 10,260.24-15,388.96-3,685.48

Finding the Fourth Proportional to 10,260.24, 15,388.96 and 3,685.48

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Solution

The fourth proportional to 10,260.24, 15,388.96 and 3,685.48 is: 5,527.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.24 : 15,388.96 = 3,685.48 : x
  2. Step 2: Convert to fraction form
    10,260.24/15,388.96 = 3,685.48/x
  3. Step 3: Cross multiply
    10,260.24x = 15,388.96 × 3,685.48
  4. Step 4: Simplify right side
    10,260.24x = 56,715,704.30
  5. Step 5: Solve for x
    x = 56,715,704.30/10,260.24
  6. Step 6: Final answer
    x = 5,527.72

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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.