Home / 3,097.01-4,277.39-2,100.56

Finding the Fourth Proportional to 3,097.01, 4,277.39 and 2,100.56

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Solution

The fourth proportional to 3,097.01, 4,277.39 and 2,100.56 is: 2,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.01 : 4,277.39 = 2,100.56 : x
  2. Step 2: Convert to fraction form
    3,097.01/4,277.39 = 2,100.56/x
  3. Step 3: Cross multiply
    3,097.01x = 4,277.39 × 2,100.56
  4. Step 4: Simplify right side
    3,097.01x = 8,984,882.45
  5. Step 5: Solve for x
    x = 8,984,882.45/3,097.01
  6. Step 6: Final answer
    x = 2,901.15

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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.