Home / 8,687.01-13,031.73-2,842.46

Finding the Fourth Proportional to 8,687.01, 13,031.73 and 2,842.46

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Solution

The fourth proportional to 8,687.01, 13,031.73 and 2,842.46 is: 4,264.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687.01 : 13,031.73 = 2,842.46 : x
  2. Step 2: Convert to fraction form
    8,687.01/13,031.73 = 2,842.46/x
  3. Step 3: Cross multiply
    8,687.01x = 13,031.73 × 2,842.46
  4. Step 4: Simplify right side
    8,687.01x = 37,042,106.10
  5. Step 5: Solve for x
    x = 37,042,106.10/8,687.01
  6. Step 6: Final answer
    x = 4,264.08

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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.