Home / 8,101.88-11,181.59-4,565.72

Finding the Fourth Proportional to 8,101.88, 11,181.59 and 4,565.72

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Solution

The fourth proportional to 8,101.88, 11,181.59 and 4,565.72 is: 6,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.88 : 11,181.59 = 4,565.72 : x
  2. Step 2: Convert to fraction form
    8,101.88/11,181.59 = 4,565.72/x
  3. Step 3: Cross multiply
    8,101.88x = 11,181.59 × 4,565.72
  4. Step 4: Simplify right side
    8,101.88x = 51,051,930.36
  5. Step 5: Solve for x
    x = 51,051,930.36/8,101.88
  6. Step 6: Final answer
    x = 6,301.25

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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.