Home / 8,098.13-12,147.63-2,551.91

Finding the Fourth Proportional to 8,098.13, 12,147.63 and 2,551.91

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Solution

The fourth proportional to 8,098.13, 12,147.63 and 2,551.91 is: 3,828.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.13 : 12,147.63 = 2,551.91 : x
  2. Step 2: Convert to fraction form
    8,098.13/12,147.63 = 2,551.91/x
  3. Step 3: Cross multiply
    8,098.13x = 12,147.63 × 2,551.91
  4. Step 4: Simplify right side
    8,098.13x = 30,999,606.11
  5. Step 5: Solve for x
    x = 30,999,606.11/8,098.13
  6. Step 6: Final answer
    x = 3,828.00

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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.