Home / 4,458.30-6,675.30-3,478.20

Finding the Fourth Proportional to 4,458.30, 6,675.30 and 3,478.20

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Solution

The fourth proportional to 4,458.30, 6,675.30 and 3,478.20 is: 5,207.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.30 : 6,675.30 = 3,478.20 : x
  2. Step 2: Convert to fraction form
    4,458.30/6,675.30 = 3,478.20/x
  3. Step 3: Cross multiply
    4,458.30x = 6,675.30 × 3,478.20
  4. Step 4: Simplify right side
    4,458.30x = 23,218,028.46
  5. Step 5: Solve for x
    x = 23,218,028.46/4,458.30
  6. Step 6: Final answer
    x = 5,207.82

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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.