Home / 3,274.40-4,901.88-2,808.92

Finding the Fourth Proportional to 3,274.40, 4,901.88 and 2,808.92

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Solution

The fourth proportional to 3,274.40, 4,901.88 and 2,808.92 is: 4,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.40 : 4,901.88 = 2,808.92 : x
  2. Step 2: Convert to fraction form
    3,274.40/4,901.88 = 2,808.92/x
  3. Step 3: Cross multiply
    3,274.40x = 4,901.88 × 2,808.92
  4. Step 4: Simplify right side
    3,274.40x = 13,768,988.77
  5. Step 5: Solve for x
    x = 13,768,988.77/3,274.40
  6. Step 6: Final answer
    x = 4,205.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.