Home / 3,150.46-4,347.45-1,824.07

Finding the Fourth Proportional to 3,150.46, 4,347.45 and 1,824.07

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Solution

The fourth proportional to 3,150.46, 4,347.45 and 1,824.07 is: 2,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.46 : 4,347.45 = 1,824.07 : x
  2. Step 2: Convert to fraction form
    3,150.46/4,347.45 = 1,824.07/x
  3. Step 3: Cross multiply
    3,150.46x = 4,347.45 × 1,824.07
  4. Step 4: Simplify right side
    3,150.46x = 7,930,053.12
  5. Step 5: Solve for x
    x = 7,930,053.12/3,150.46
  6. Step 6: Final answer
    x = 2,517.11

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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.