Home / 3,279.90-4,526.26-1,882.64

Finding the Fourth Proportional to 3,279.90, 4,526.26 and 1,882.64

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Solution

The fourth proportional to 3,279.90, 4,526.26 and 1,882.64 is: 2,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.90 : 4,526.26 = 1,882.64 : x
  2. Step 2: Convert to fraction form
    3,279.90/4,526.26 = 1,882.64/x
  3. Step 3: Cross multiply
    3,279.90x = 4,526.26 × 1,882.64
  4. Step 4: Simplify right side
    3,279.90x = 8,521,318.13
  5. Step 5: Solve for x
    x = 8,521,318.13/3,279.90
  6. Step 6: Final answer
    x = 2,598.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.