Home / 3,124.94-4,687.34-1,151.03

Finding the Fourth Proportional to 3,124.94, 4,687.34 and 1,151.03

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Solution

The fourth proportional to 3,124.94, 4,687.34 and 1,151.03 is: 1,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.94 : 4,687.34 = 1,151.03 : x
  2. Step 2: Convert to fraction form
    3,124.94/4,687.34 = 1,151.03/x
  3. Step 3: Cross multiply
    3,124.94x = 4,687.34 × 1,151.03
  4. Step 4: Simplify right side
    3,124.94x = 5,395,274.92
  5. Step 5: Solve for x
    x = 5,395,274.92/3,124.94
  6. Step 6: Final answer
    x = 1,726.52

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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.