Home / 10,964.46-15,130.26-6,247.92

Finding the Fourth Proportional to 10,964.46, 15,130.26 and 6,247.92

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Solution

The fourth proportional to 10,964.46, 15,130.26 and 6,247.92 is: 8,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.46 : 15,130.26 = 6,247.92 : x
  2. Step 2: Convert to fraction form
    10,964.46/15,130.26 = 6,247.92/x
  3. Step 3: Cross multiply
    10,964.46x = 15,130.26 × 6,247.92
  4. Step 4: Simplify right side
    10,964.46x = 94,532,654.06
  5. Step 5: Solve for x
    x = 94,532,654.06/10,964.46
  6. Step 6: Final answer
    x = 8,621.73

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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.