Home / 7,426.32-11,142.67-3,726.65

Finding the Fourth Proportional to 7,426.32, 11,142.67 and 3,726.65

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Solution

The fourth proportional to 7,426.32, 11,142.67 and 3,726.65 is: 5,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.32 : 11,142.67 = 3,726.65 : x
  2. Step 2: Convert to fraction form
    7,426.32/11,142.67 = 3,726.65/x
  3. Step 3: Cross multiply
    7,426.32x = 11,142.67 × 3,726.65
  4. Step 4: Simplify right side
    7,426.32x = 41,524,831.16
  5. Step 5: Solve for x
    x = 41,524,831.16/7,426.32
  6. Step 6: Final answer
    x = 5,591.58

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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.