Home / 3,740.13-5,160.05-2,247.50

Finding the Fourth Proportional to 3,740.13, 5,160.05 and 2,247.50

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Solution

The fourth proportional to 3,740.13, 5,160.05 and 2,247.50 is: 3,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.13 : 5,160.05 = 2,247.50 : x
  2. Step 2: Convert to fraction form
    3,740.13/5,160.05 = 2,247.50/x
  3. Step 3: Cross multiply
    3,740.13x = 5,160.05 × 2,247.50
  4. Step 4: Simplify right side
    3,740.13x = 11,597,212.38
  5. Step 5: Solve for x
    x = 11,597,212.38/3,740.13
  6. Step 6: Final answer
    x = 3,100.75

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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.