Home / 2,424.78-3,346.29-1,376.94

Finding the Fourth Proportional to 2,424.78, 3,346.29 and 1,376.94

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Solution

The fourth proportional to 2,424.78, 3,346.29 and 1,376.94 is: 1,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.78 : 3,346.29 = 1,376.94 : x
  2. Step 2: Convert to fraction form
    2,424.78/3,346.29 = 1,376.94/x
  3. Step 3: Cross multiply
    2,424.78x = 3,346.29 × 1,376.94
  4. Step 4: Simplify right side
    2,424.78x = 4,607,640.55
  5. Step 5: Solve for x
    x = 4,607,640.55/2,424.78
  6. Step 6: Final answer
    x = 1,900.23

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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.