Home / 2,412.57-3,329.28-1,417.82

Finding the Fourth Proportional to 2,412.57, 3,329.28 and 1,417.82

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Solution

The fourth proportional to 2,412.57, 3,329.28 and 1,417.82 is: 1,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.57 : 3,329.28 = 1,417.82 : x
  2. Step 2: Convert to fraction form
    2,412.57/3,329.28 = 1,417.82/x
  3. Step 3: Cross multiply
    2,412.57x = 3,329.28 × 1,417.82
  4. Step 4: Simplify right side
    2,412.57x = 4,720,328.09
  5. Step 5: Solve for x
    x = 4,720,328.09/2,412.57
  6. Step 6: Final answer
    x = 1,956.56

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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.