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Finding the Fourth Proportional to 8,695.97, 13,026.55 and 4,009.57

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Solution

The fourth proportional to 8,695.97, 13,026.55 and 4,009.57 is: 6,006.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.97 : 13,026.55 = 4,009.57 : x
  2. Step 2: Convert to fraction form
    8,695.97/13,026.55 = 4,009.57/x
  3. Step 3: Cross multiply
    8,695.97x = 13,026.55 × 4,009.57
  4. Step 4: Simplify right side
    8,695.97x = 52,230,864.08
  5. Step 5: Solve for x
    x = 52,230,864.08/8,695.97
  6. Step 6: Final answer
    x = 6,006.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.