Home / 7,932.79-10,947.42-4,396.13

Finding the Fourth Proportional to 7,932.79, 10,947.42 and 4,396.13

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Solution

The fourth proportional to 7,932.79, 10,947.42 and 4,396.13 is: 6,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.79 : 10,947.42 = 4,396.13 : x
  2. Step 2: Convert to fraction form
    7,932.79/10,947.42 = 4,396.13/x
  3. Step 3: Cross multiply
    7,932.79x = 10,947.42 × 4,396.13
  4. Step 4: Simplify right side
    7,932.79x = 48,126,281.48
  5. Step 5: Solve for x
    x = 48,126,281.48/7,932.79
  6. Step 6: Final answer
    x = 6,066.75

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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.