Home / 8,108.51-12,162.53-2,264.96

Finding the Fourth Proportional to 8,108.51, 12,162.53 and 2,264.96

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Solution

The fourth proportional to 8,108.51, 12,162.53 and 2,264.96 is: 3,397.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.51 : 12,162.53 = 2,264.96 : x
  2. Step 2: Convert to fraction form
    8,108.51/12,162.53 = 2,264.96/x
  3. Step 3: Cross multiply
    8,108.51x = 12,162.53 × 2,264.96
  4. Step 4: Simplify right side
    8,108.51x = 27,547,588.80
  5. Step 5: Solve for x
    x = 27,547,588.80/8,108.51
  6. Step 6: Final answer
    x = 3,397.37

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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.