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Finding the Fourth Proportional to 8,842.06, 13,263.02 and 2,686.06

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Solution

The fourth proportional to 8,842.06, 13,263.02 and 2,686.06 is: 4,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.06 : 13,263.02 = 2,686.06 : x
  2. Step 2: Convert to fraction form
    8,842.06/13,263.02 = 2,686.06/x
  3. Step 3: Cross multiply
    8,842.06x = 13,263.02 × 2,686.06
  4. Step 4: Simplify right side
    8,842.06x = 35,625,267.50
  5. Step 5: Solve for x
    x = 35,625,267.50/8,842.06
  6. Step 6: Final answer
    x = 4,029.07

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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.