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Finding the Fourth Proportional to 8,016.43, 11,062.15 and 4,659.79

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Solution

The fourth proportional to 8,016.43, 11,062.15 and 4,659.79 is: 6,430.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.43 : 11,062.15 = 4,659.79 : x
  2. Step 2: Convert to fraction form
    8,016.43/11,062.15 = 4,659.79/x
  3. Step 3: Cross multiply
    8,016.43x = 11,062.15 × 4,659.79
  4. Step 4: Simplify right side
    8,016.43x = 51,547,295.95
  5. Step 5: Solve for x
    x = 51,547,295.95/8,016.43
  6. Step 6: Final answer
    x = 6,430.21

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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.