Home / 3,124.02-4,309.44-2,003.71

Finding the Fourth Proportional to 3,124.02, 4,309.44 and 2,003.71

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Solution

The fourth proportional to 3,124.02, 4,309.44 and 2,003.71 is: 2,764.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.02 : 4,309.44 = 2,003.71 : x
  2. Step 2: Convert to fraction form
    3,124.02/4,309.44 = 2,003.71/x
  3. Step 3: Cross multiply
    3,124.02x = 4,309.44 × 2,003.71
  4. Step 4: Simplify right side
    3,124.02x = 8,634,849.73
  5. Step 5: Solve for x
    x = 8,634,849.73/3,124.02
  6. Step 6: Final answer
    x = 2,764.02

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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.