Home / 1,552.90-2,329.10-1,291.03

Finding the Fourth Proportional to 1,552.90, 2,329.10 and 1,291.03

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Solution

The fourth proportional to 1,552.90, 2,329.10 and 1,291.03 is: 1,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.90 : 2,329.10 = 1,291.03 : x
  2. Step 2: Convert to fraction form
    1,552.90/2,329.10 = 1,291.03/x
  3. Step 3: Cross multiply
    1,552.90x = 2,329.10 × 1,291.03
  4. Step 4: Simplify right side
    1,552.90x = 3,006,919.87
  5. Step 5: Solve for x
    x = 3,006,919.87/1,552.90
  6. Step 6: Final answer
    x = 1,936.33

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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.