Home / 2,488.17-3,433.65-1,369.16

Finding the Fourth Proportional to 2,488.17, 3,433.65 and 1,369.16

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Solution

The fourth proportional to 2,488.17, 3,433.65 and 1,369.16 is: 1,889.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.17 : 3,433.65 = 1,369.16 : x
  2. Step 2: Convert to fraction form
    2,488.17/3,433.65 = 1,369.16/x
  3. Step 3: Cross multiply
    2,488.17x = 3,433.65 × 1,369.16
  4. Step 4: Simplify right side
    2,488.17x = 4,701,202.49
  5. Step 5: Solve for x
    x = 4,701,202.49/2,488.17
  6. Step 6: Final answer
    x = 1,889.42

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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.