Home / 10,247.92-14,141-5,771.56

Finding the Fourth Proportional to 10,247.92, 14,141 and 5,771.56

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Solution

The fourth proportional to 10,247.92, 14,141 and 5,771.56 is: 7,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247.92 : 14,141 = 5,771.56 : x
  2. Step 2: Convert to fraction form
    10,247.92/14,141 = 5,771.56/x
  3. Step 3: Cross multiply
    10,247.92x = 14,141 × 5,771.56
  4. Step 4: Simplify right side
    10,247.92x = 81,615,629.96
  5. Step 5: Solve for x
    x = 81,615,629.96/10,247.92
  6. Step 6: Final answer
    x = 7,964.12

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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.