Home / 7,332.24-10,119.15-4,189.44

Finding the Fourth Proportional to 7,332.24, 10,119.15 and 4,189.44

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Solution

The fourth proportional to 7,332.24, 10,119.15 and 4,189.44 is: 5,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.24 : 10,119.15 = 4,189.44 : x
  2. Step 2: Convert to fraction form
    7,332.24/10,119.15 = 4,189.44/x
  3. Step 3: Cross multiply
    7,332.24x = 10,119.15 × 4,189.44
  4. Step 4: Simplify right side
    7,332.24x = 42,393,571.78
  5. Step 5: Solve for x
    x = 42,393,571.78/7,332.24
  6. Step 6: Final answer
    x = 5,781.80

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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.