Home / 2,366.20-3,546.33-1,389.88

Finding the Fourth Proportional to 2,366.20, 3,546.33 and 1,389.88

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Solution

The fourth proportional to 2,366.20, 3,546.33 and 1,389.88 is: 2,083.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,366.20 : 3,546.33 = 1,389.88 : x
  2. Step 2: Convert to fraction form
    2,366.20/3,546.33 = 1,389.88/x
  3. Step 3: Cross multiply
    2,366.20x = 3,546.33 × 1,389.88
  4. Step 4: Simplify right side
    2,366.20x = 4,928,973.14
  5. Step 5: Solve for x
    x = 4,928,973.14/2,366.20
  6. Step 6: Final answer
    x = 2,083.08

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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.