Home / 10,928.45-15,081.24-5,960.45

Finding the Fourth Proportional to 10,928.45, 15,081.24 and 5,960.45

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Solution

The fourth proportional to 10,928.45, 15,081.24 and 5,960.45 is: 8,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928.45 : 15,081.24 = 5,960.45 : x
  2. Step 2: Convert to fraction form
    10,928.45/15,081.24 = 5,960.45/x
  3. Step 3: Cross multiply
    10,928.45x = 15,081.24 × 5,960.45
  4. Step 4: Simplify right side
    10,928.45x = 89,890,901.55
  5. Step 5: Solve for x
    x = 89,890,901.55/10,928.45
  6. Step 6: Final answer
    x = 8,225.41

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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.