Home / 7,332.44-10,119.39-4,188.56

Finding the Fourth Proportional to 7,332.44, 10,119.39 and 4,188.56

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Solution

The fourth proportional to 7,332.44, 10,119.39 and 4,188.56 is: 5,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.44 : 10,119.39 = 4,188.56 : x
  2. Step 2: Convert to fraction form
    7,332.44/10,119.39 = 4,188.56/x
  3. Step 3: Cross multiply
    7,332.44x = 10,119.39 × 4,188.56
  4. Step 4: Simplify right side
    7,332.44x = 42,385,672.18
  5. Step 5: Solve for x
    x = 42,385,672.18/7,332.44
  6. Step 6: Final answer
    x = 5,780.57

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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.