Home / 7,418.91-10,238.26-4,061.87

Finding the Fourth Proportional to 7,418.91, 10,238.26 and 4,061.87

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Solution

The fourth proportional to 7,418.91, 10,238.26 and 4,061.87 is: 5,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.91 : 10,238.26 = 4,061.87 : x
  2. Step 2: Convert to fraction form
    7,418.91/10,238.26 = 4,061.87/x
  3. Step 3: Cross multiply
    7,418.91x = 10,238.26 × 4,061.87
  4. Step 4: Simplify right side
    7,418.91x = 41,586,481.15
  5. Step 5: Solve for x
    x = 41,586,481.15/7,418.91
  6. Step 6: Final answer
    x = 5,605.47

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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.