Home / 8,305.12-11,462.30-5,472.06

Finding the Fourth Proportional to 8,305.12, 11,462.30 and 5,472.06

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Solution

The fourth proportional to 8,305.12, 11,462.30 and 5,472.06 is: 7,552.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.12 : 11,462.30 = 5,472.06 : x
  2. Step 2: Convert to fraction form
    8,305.12/11,462.30 = 5,472.06/x
  3. Step 3: Cross multiply
    8,305.12x = 11,462.30 × 5,472.06
  4. Step 4: Simplify right side
    8,305.12x = 62,722,393.34
  5. Step 5: Solve for x
    x = 62,722,393.34/8,305.12
  6. Step 6: Final answer
    x = 7,552.26

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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.