Home / 4,265.13-6,385.88-2,180.64

Finding the Fourth Proportional to 4,265.13, 6,385.88 and 2,180.64

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Solution

The fourth proportional to 4,265.13, 6,385.88 and 2,180.64 is: 3,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.13 : 6,385.88 = 2,180.64 : x
  2. Step 2: Convert to fraction form
    4,265.13/6,385.88 = 2,180.64/x
  3. Step 3: Cross multiply
    4,265.13x = 6,385.88 × 2,180.64
  4. Step 4: Simplify right side
    4,265.13x = 13,925,305.36
  5. Step 5: Solve for x
    x = 13,925,305.36/4,265.13
  6. Step 6: Final answer
    x = 3,264.92

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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.