Home / 7,197.30-9,932.79-4,010.81

Finding the Fourth Proportional to 7,197.30, 9,932.79 and 4,010.81

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Solution

The fourth proportional to 7,197.30, 9,932.79 and 4,010.81 is: 5,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.30 : 9,932.79 = 4,010.81 : x
  2. Step 2: Convert to fraction form
    7,197.30/9,932.79 = 4,010.81/x
  3. Step 3: Cross multiply
    7,197.30x = 9,932.79 × 4,010.81
  4. Step 4: Simplify right side
    7,197.30x = 39,838,533.46
  5. Step 5: Solve for x
    x = 39,838,533.46/7,197.30
  6. Step 6: Final answer
    x = 5,535.21

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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.