Home / 7,443.24-11,158.92-3,743.57

Finding the Fourth Proportional to 7,443.24, 11,158.92 and 3,743.57

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Solution

The fourth proportional to 7,443.24, 11,158.92 and 3,743.57 is: 5,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.24 : 11,158.92 = 3,743.57 : x
  2. Step 2: Convert to fraction form
    7,443.24/11,158.92 = 3,743.57/x
  3. Step 3: Cross multiply
    7,443.24x = 11,158.92 × 3,743.57
  4. Step 4: Simplify right side
    7,443.24x = 41,774,142.35
  5. Step 5: Solve for x
    x = 41,774,142.35/7,443.24
  6. Step 6: Final answer
    x = 5,612.36

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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.