Home / 3,043.44-4,200.53-1,785.15

Finding the Fourth Proportional to 3,043.44, 4,200.53 and 1,785.15

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Solution

The fourth proportional to 3,043.44, 4,200.53 and 1,785.15 is: 2,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.44 : 4,200.53 = 1,785.15 : x
  2. Step 2: Convert to fraction form
    3,043.44/4,200.53 = 1,785.15/x
  3. Step 3: Cross multiply
    3,043.44x = 4,200.53 × 1,785.15
  4. Step 4: Simplify right side
    3,043.44x = 7,498,567.20
  5. Step 5: Solve for x
    x = 7,498,567.20/3,043.44
  6. Step 6: Final answer
    x = 2,463.85

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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.