Home / 3,479.12-4,801.26-2,219.06

Finding the Fourth Proportional to 3,479.12, 4,801.26 and 2,219.06

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Solution

The fourth proportional to 3,479.12, 4,801.26 and 2,219.06 is: 3,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.12 : 4,801.26 = 2,219.06 : x
  2. Step 2: Convert to fraction form
    3,479.12/4,801.26 = 2,219.06/x
  3. Step 3: Cross multiply
    3,479.12x = 4,801.26 × 2,219.06
  4. Step 4: Simplify right side
    3,479.12x = 10,654,284.02
  5. Step 5: Solve for x
    x = 10,654,284.02/3,479.12
  6. Step 6: Final answer
    x = 3,062.35

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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.