Home / 3,276.25-4,915.89-2,666.93

Finding the Fourth Proportional to 3,276.25, 4,915.89 and 2,666.93

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Solution

The fourth proportional to 3,276.25, 4,915.89 and 2,666.93 is: 4,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.25 : 4,915.89 = 2,666.93 : x
  2. Step 2: Convert to fraction form
    3,276.25/4,915.89 = 2,666.93/x
  3. Step 3: Cross multiply
    3,276.25x = 4,915.89 × 2,666.93
  4. Step 4: Simplify right side
    3,276.25x = 13,110,309.94
  5. Step 5: Solve for x
    x = 13,110,309.94/3,276.25
  6. Step 6: Final answer
    x = 4,001.62

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1.5x scale

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.