Home / 3,619.13-4,994.42-2,047.55

Finding the Fourth Proportional to 3,619.13, 4,994.42 and 2,047.55

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Solution

The fourth proportional to 3,619.13, 4,994.42 and 2,047.55 is: 2,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.13 : 4,994.42 = 2,047.55 : x
  2. Step 2: Convert to fraction form
    3,619.13/4,994.42 = 2,047.55/x
  3. Step 3: Cross multiply
    3,619.13x = 4,994.42 × 2,047.55
  4. Step 4: Simplify right side
    3,619.13x = 10,226,289.46
  5. Step 5: Solve for x
    x = 10,226,289.46/3,619.13
  6. Step 6: Final answer
    x = 2,825.62

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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.