Home / 3,315.24-4,965.52-1,850.76

Finding the Fourth Proportional to 3,315.24, 4,965.52 and 1,850.76

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Solution

The fourth proportional to 3,315.24, 4,965.52 and 1,850.76 is: 2,772.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.24 : 4,965.52 = 1,850.76 : x
  2. Step 2: Convert to fraction form
    3,315.24/4,965.52 = 1,850.76/x
  3. Step 3: Cross multiply
    3,315.24x = 4,965.52 × 1,850.76
  4. Step 4: Simplify right side
    3,315.24x = 9,189,985.80
  5. Step 5: Solve for x
    x = 9,189,985.80/3,315.24
  6. Step 6: Final answer
    x = 2,772.04

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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.