Home / 3,767.20-5,200.33-2,274.81

Finding the Fourth Proportional to 3,767.20, 5,200.33 and 2,274.81

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Solution

The fourth proportional to 3,767.20, 5,200.33 and 2,274.81 is: 3,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.20 : 5,200.33 = 2,274.81 : x
  2. Step 2: Convert to fraction form
    3,767.20/5,200.33 = 2,274.81/x
  3. Step 3: Cross multiply
    3,767.20x = 5,200.33 × 2,274.81
  4. Step 4: Simplify right side
    3,767.20x = 11,829,762.69
  5. Step 5: Solve for x
    x = 11,829,762.69/3,767.20
  6. Step 6: Final answer
    x = 3,140.20

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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.