Home / 10,288.24-15,433.04-4,047.76

Finding the Fourth Proportional to 10,288.24, 15,433.04 and 4,047.76

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Solution

The fourth proportional to 10,288.24, 15,433.04 and 4,047.76 is: 6,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.24 : 15,433.04 = 4,047.76 : x
  2. Step 2: Convert to fraction form
    10,288.24/15,433.04 = 4,047.76/x
  3. Step 3: Cross multiply
    10,288.24x = 15,433.04 × 4,047.76
  4. Step 4: Simplify right side
    10,288.24x = 62,469,241.99
  5. Step 5: Solve for x
    x = 62,469,241.99/10,288.24
  6. Step 6: Final answer
    x = 6,071.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.