Home / 3,591.10-4,955.78-2,099.08

Finding the Fourth Proportional to 3,591.10, 4,955.78 and 2,099.08

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Solution

The fourth proportional to 3,591.10, 4,955.78 and 2,099.08 is: 2,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.10 : 4,955.78 = 2,099.08 : x
  2. Step 2: Convert to fraction form
    3,591.10/4,955.78 = 2,099.08/x
  3. Step 3: Cross multiply
    3,591.10x = 4,955.78 × 2,099.08
  4. Step 4: Simplify right side
    3,591.10x = 10,402,553.90
  5. Step 5: Solve for x
    x = 10,402,553.90/3,591.10
  6. Step 6: Final answer
    x = 2,896.76

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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.