Home / 7,928.28-10,941.08-4,343.42

Finding the Fourth Proportional to 7,928.28, 10,941.08 and 4,343.42

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Solution

The fourth proportional to 7,928.28, 10,941.08 and 4,343.42 is: 5,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.28 : 10,941.08 = 4,343.42 : x
  2. Step 2: Convert to fraction form
    7,928.28/10,941.08 = 4,343.42/x
  3. Step 3: Cross multiply
    7,928.28x = 10,941.08 × 4,343.42
  4. Step 4: Simplify right side
    7,928.28x = 47,521,711.33
  5. Step 5: Solve for x
    x = 47,521,711.33/7,928.28
  6. Step 6: Final answer
    x = 5,993.95

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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.