Home / 8,013.12-11,064.52-5,326.88

Finding the Fourth Proportional to 8,013.12, 11,064.52 and 5,326.88

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Solution

The fourth proportional to 8,013.12, 11,064.52 and 5,326.88 is: 7,355.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.12 : 11,064.52 = 5,326.88 : x
  2. Step 2: Convert to fraction form
    8,013.12/11,064.52 = 5,326.88/x
  3. Step 3: Cross multiply
    8,013.12x = 11,064.52 × 5,326.88
  4. Step 4: Simplify right side
    8,013.12x = 58,939,370.30
  5. Step 5: Solve for x
    x = 58,939,370.30/8,013.12
  6. Step 6: Final answer
    x = 7,355.36

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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.