Home / 3,279.12-4,525.25-1,881.87

Finding the Fourth Proportional to 3,279.12, 4,525.25 and 1,881.87

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Solution

The fourth proportional to 3,279.12, 4,525.25 and 1,881.87 is: 2,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.12 : 4,525.25 = 1,881.87 : x
  2. Step 2: Convert to fraction form
    3,279.12/4,525.25 = 1,881.87/x
  3. Step 3: Cross multiply
    3,279.12x = 4,525.25 × 1,881.87
  4. Step 4: Simplify right side
    3,279.12x = 8,515,922.81
  5. Step 5: Solve for x
    x = 8,515,922.81/3,279.12
  6. Step 6: Final answer
    x = 2,597.01

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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.