Home / 7,418.46-10,238.38-4,434.26

Finding the Fourth Proportional to 7,418.46, 10,238.38 and 4,434.26

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Solution

The fourth proportional to 7,418.46, 10,238.38 and 4,434.26 is: 6,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.46 : 10,238.38 = 4,434.26 : x
  2. Step 2: Convert to fraction form
    7,418.46/10,238.38 = 4,434.26/x
  3. Step 3: Cross multiply
    7,418.46x = 10,238.38 × 4,434.26
  4. Step 4: Simplify right side
    7,418.46x = 45,399,638.90
  5. Step 5: Solve for x
    x = 45,399,638.90/7,418.46
  6. Step 6: Final answer
    x = 6,119.82

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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.