Home / 3,610.04-4,981.87-1,994.90

Finding the Fourth Proportional to 3,610.04, 4,981.87 and 1,994.90

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Solution

The fourth proportional to 3,610.04, 4,981.87 and 1,994.90 is: 2,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.04 : 4,981.87 = 1,994.90 : x
  2. Step 2: Convert to fraction form
    3,610.04/4,981.87 = 1,994.90/x
  3. Step 3: Cross multiply
    3,610.04x = 4,981.87 × 1,994.90
  4. Step 4: Simplify right side
    3,610.04x = 9,938,310.05
  5. Step 5: Solve for x
    x = 9,938,310.05/3,610.04
  6. Step 6: Final answer
    x = 2,752.97

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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.