Home / 3,125.53-4,313.39-1,799.42

Finding the Fourth Proportional to 3,125.53, 4,313.39 and 1,799.42

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Solution

The fourth proportional to 3,125.53, 4,313.39 and 1,799.42 is: 2,483.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.53 : 4,313.39 = 1,799.42 : x
  2. Step 2: Convert to fraction form
    3,125.53/4,313.39 = 1,799.42/x
  3. Step 3: Cross multiply
    3,125.53x = 4,313.39 × 1,799.42
  4. Step 4: Simplify right side
    3,125.53x = 7,761,591.24
  5. Step 5: Solve for x
    x = 7,761,591.24/3,125.53
  6. Step 6: Final answer
    x = 2,483.29

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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.