Home / 3,251.96-4,486.02-2,070.98

Finding the Fourth Proportional to 3,251.96, 4,486.02 and 2,070.98

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Solution

The fourth proportional to 3,251.96, 4,486.02 and 2,070.98 is: 2,856.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.96 : 4,486.02 = 2,070.98 : x
  2. Step 2: Convert to fraction form
    3,251.96/4,486.02 = 2,070.98/x
  3. Step 3: Cross multiply
    3,251.96x = 4,486.02 × 2,070.98
  4. Step 4: Simplify right side
    3,251.96x = 9,290,457.70
  5. Step 5: Solve for x
    x = 9,290,457.70/3,251.96
  6. Step 6: Final answer
    x = 2,856.88

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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.