Home / 8,127.10-12,186.09-3,059.23

Finding the Fourth Proportional to 8,127.10, 12,186.09 and 3,059.23

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Solution

The fourth proportional to 8,127.10, 12,186.09 and 3,059.23 is: 4,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.10 : 12,186.09 = 3,059.23 : x
  2. Step 2: Convert to fraction form
    8,127.10/12,186.09 = 3,059.23/x
  3. Step 3: Cross multiply
    8,127.10x = 12,186.09 × 3,059.23
  4. Step 4: Simplify right side
    8,127.10x = 37,280,052.11
  5. Step 5: Solve for x
    x = 37,280,052.11/8,127.10
  6. Step 6: Final answer
    x = 4,587.13

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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.