Home / 7,264.85-10,025.19-4,121.63

Finding the Fourth Proportional to 7,264.85, 10,025.19 and 4,121.63

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Solution

The fourth proportional to 7,264.85, 10,025.19 and 4,121.63 is: 5,687.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.85 : 10,025.19 = 4,121.63 : x
  2. Step 2: Convert to fraction form
    7,264.85/10,025.19 = 4,121.63/x
  3. Step 3: Cross multiply
    7,264.85x = 10,025.19 × 4,121.63
  4. Step 4: Simplify right side
    7,264.85x = 41,320,123.86
  5. Step 5: Solve for x
    x = 41,320,123.86/7,264.85
  6. Step 6: Final answer
    x = 5,687.68

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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.