Home / 8,093.28-12,143.76-4,395.36

Finding the Fourth Proportional to 8,093.28, 12,143.76 and 4,395.36

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Solution

The fourth proportional to 8,093.28, 12,143.76 and 4,395.36 is: 6,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.28 : 12,143.76 = 4,395.36 : x
  2. Step 2: Convert to fraction form
    8,093.28/12,143.76 = 4,395.36/x
  3. Step 3: Cross multiply
    8,093.28x = 12,143.76 × 4,395.36
  4. Step 4: Simplify right side
    8,093.28x = 53,376,196.95
  5. Step 5: Solve for x
    x = 53,376,196.95/8,093.28
  6. Step 6: Final answer
    x = 6,595.13

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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.