Home / 3,279.68-4,526.56-1,883.28

Finding the Fourth Proportional to 3,279.68, 4,526.56 and 1,883.28

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Solution

The fourth proportional to 3,279.68, 4,526.56 and 1,883.28 is: 2,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.68 : 4,526.56 = 1,883.28 : x
  2. Step 2: Convert to fraction form
    3,279.68/4,526.56 = 1,883.28/x
  3. Step 3: Cross multiply
    3,279.68x = 4,526.56 × 1,883.28
  4. Step 4: Simplify right side
    3,279.68x = 8,524,779.92
  5. Step 5: Solve for x
    x = 8,524,779.92/3,279.68
  6. Step 6: Final answer
    x = 2,599.27

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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.