Home / 3,672.20-5,498.58-1,937.18

Finding the Fourth Proportional to 3,672.20, 5,498.58 and 1,937.18

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Solution

The fourth proportional to 3,672.20, 5,498.58 and 1,937.18 is: 2,900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.20 : 5,498.58 = 1,937.18 : x
  2. Step 2: Convert to fraction form
    3,672.20/5,498.58 = 1,937.18/x
  3. Step 3: Cross multiply
    3,672.20x = 5,498.58 × 1,937.18
  4. Step 4: Simplify right side
    3,672.20x = 10,651,739.20
  5. Step 5: Solve for x
    x = 10,651,739.20/3,672.20
  6. Step 6: Final answer
    x = 2,900.64

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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.