Home / 3,767.95-5,200.08-2,089.88

Finding the Fourth Proportional to 3,767.95, 5,200.08 and 2,089.88

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Solution

The fourth proportional to 3,767.95, 5,200.08 and 2,089.88 is: 2,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.95 : 5,200.08 = 2,089.88 : x
  2. Step 2: Convert to fraction form
    3,767.95/5,200.08 = 2,089.88/x
  3. Step 3: Cross multiply
    3,767.95x = 5,200.08 × 2,089.88
  4. Step 4: Simplify right side
    3,767.95x = 10,867,543.19
  5. Step 5: Solve for x
    x = 10,867,543.19/3,767.95
  6. Step 6: Final answer
    x = 2,884.21

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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.