Home / 3,674.92-5,070.24-2,102.71

Finding the Fourth Proportional to 3,674.92, 5,070.24 and 2,102.71

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Solution

The fourth proportional to 3,674.92, 5,070.24 and 2,102.71 is: 2,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.92 : 5,070.24 = 2,102.71 : x
  2. Step 2: Convert to fraction form
    3,674.92/5,070.24 = 2,102.71/x
  3. Step 3: Cross multiply
    3,674.92x = 5,070.24 × 2,102.71
  4. Step 4: Simplify right side
    3,674.92x = 10,661,244.35
  5. Step 5: Solve for x
    x = 10,661,244.35/3,674.92
  6. Step 6: Final answer
    x = 2,901.08

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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.