Home / 7,197.14-9,932-4,010.57

Finding the Fourth Proportional to 7,197.14, 9,932 and 4,010.57

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Solution

The fourth proportional to 7,197.14, 9,932 and 4,010.57 is: 5,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.14 : 9,932 = 4,010.57 : x
  2. Step 2: Convert to fraction form
    7,197.14/9,932 = 4,010.57/x
  3. Step 3: Cross multiply
    7,197.14x = 9,932 × 4,010.57
  4. Step 4: Simplify right side
    7,197.14x = 39,832,981.24
  5. Step 5: Solve for x
    x = 39,832,981.24/7,197.14
  6. Step 6: Final answer
    x = 5,534.56

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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.