Home / 10,078.24-15,117.34-2,682.70

Finding the Fourth Proportional to 10,078.24, 15,117.34 and 2,682.70

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Solution

The fourth proportional to 10,078.24, 15,117.34 and 2,682.70 is: 4,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078.24 : 15,117.34 = 2,682.70 : x
  2. Step 2: Convert to fraction form
    10,078.24/15,117.34 = 2,682.70/x
  3. Step 3: Cross multiply
    10,078.24x = 15,117.34 × 2,682.70
  4. Step 4: Simplify right side
    10,078.24x = 40,555,288.02
  5. Step 5: Solve for x
    x = 40,555,288.02/10,078.24
  6. Step 6: Final answer
    x = 4,024.04

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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.