Home / 8,961.48-13,442.28-3,114

Finding the Fourth Proportional to 8,961.48, 13,442.28 and 3,114

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Solution

The fourth proportional to 8,961.48, 13,442.28 and 3,114 is: 4,671.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.48 : 13,442.28 = 3,114 : x
  2. Step 2: Convert to fraction form
    8,961.48/13,442.28 = 3,114/x
  3. Step 3: Cross multiply
    8,961.48x = 13,442.28 × 3,114
  4. Step 4: Simplify right side
    8,961.48x = 41,859,259.92
  5. Step 5: Solve for x
    x = 41,859,259.92/8,961.48
  6. Step 6: Final answer
    x = 4,671.02

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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.