Home / 3,585.13-4,947.41-2,187.88

Finding the Fourth Proportional to 3,585.13, 4,947.41 and 2,187.88

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Solution

The fourth proportional to 3,585.13, 4,947.41 and 2,187.88 is: 3,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.13 : 4,947.41 = 2,187.88 : x
  2. Step 2: Convert to fraction form
    3,585.13/4,947.41 = 2,187.88/x
  3. Step 3: Cross multiply
    3,585.13x = 4,947.41 × 2,187.88
  4. Step 4: Simplify right side
    3,585.13x = 10,824,332.49
  5. Step 5: Solve for x
    x = 10,824,332.49/3,585.13
  6. Step 6: Final answer
    x = 3,019.23

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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.