Home / 6,247.04-9,370.56-2,145.92

Finding the Fourth Proportional to 6,247.04, 9,370.56 and 2,145.92

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Solution

The fourth proportional to 6,247.04, 9,370.56 and 2,145.92 is: 3,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.04 : 9,370.56 = 2,145.92 : x
  2. Step 2: Convert to fraction form
    6,247.04/9,370.56 = 2,145.92/x
  3. Step 3: Cross multiply
    6,247.04x = 9,370.56 × 2,145.92
  4. Step 4: Simplify right side
    6,247.04x = 20,108,472.12
  5. Step 5: Solve for x
    x = 20,108,472.12/6,247.04
  6. Step 6: Final answer
    x = 3,218.88

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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.