Home / 3,276.72-4,915.15-1,302.68

Finding the Fourth Proportional to 3,276.72, 4,915.15 and 1,302.68

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Solution

The fourth proportional to 3,276.72, 4,915.15 and 1,302.68 is: 1,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.72 : 4,915.15 = 1,302.68 : x
  2. Step 2: Convert to fraction form
    3,276.72/4,915.15 = 1,302.68/x
  3. Step 3: Cross multiply
    3,276.72x = 4,915.15 × 1,302.68
  4. Step 4: Simplify right side
    3,276.72x = 6,402,876.63
  5. Step 5: Solve for x
    x = 6,402,876.63/3,276.72
  6. Step 6: Final answer
    x = 1,954.05

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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.