Home / 8,304.72-11,452.37-7,049.22

Finding the Fourth Proportional to 8,304.72, 11,452.37 and 7,049.22

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Solution

The fourth proportional to 8,304.72, 11,452.37 and 7,049.22 is: 9,721.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.72 : 11,452.37 = 7,049.22 : x
  2. Step 2: Convert to fraction form
    8,304.72/11,452.37 = 7,049.22/x
  3. Step 3: Cross multiply
    8,304.72x = 11,452.37 × 7,049.22
  4. Step 4: Simplify right side
    8,304.72x = 80,730,240.41
  5. Step 5: Solve for x
    x = 80,730,240.41/8,304.72
  6. Step 6: Final answer
    x = 9,721.01

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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.