Home / 8,301.12-11,455.80-4,765.02

Finding the Fourth Proportional to 8,301.12, 11,455.80 and 4,765.02

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Solution

The fourth proportional to 8,301.12, 11,455.80 and 4,765.02 is: 6,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.12 : 11,455.80 = 4,765.02 : x
  2. Step 2: Convert to fraction form
    8,301.12/11,455.80 = 4,765.02/x
  3. Step 3: Cross multiply
    8,301.12x = 11,455.80 × 4,765.02
  4. Step 4: Simplify right side
    8,301.12x = 54,587,116.12
  5. Step 5: Solve for x
    x = 54,587,116.12/8,301.12
  6. Step 6: Final answer
    x = 6,575.87

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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.