Home / 2,432.43-3,356.64-1,384.29

Finding the Fourth Proportional to 2,432.43, 3,356.64 and 1,384.29

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Solution

The fourth proportional to 2,432.43, 3,356.64 and 1,384.29 is: 1,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.43 : 3,356.64 = 1,384.29 : x
  2. Step 2: Convert to fraction form
    2,432.43/3,356.64 = 1,384.29/x
  3. Step 3: Cross multiply
    2,432.43x = 3,356.64 × 1,384.29
  4. Step 4: Simplify right side
    2,432.43x = 4,646,563.19
  5. Step 5: Solve for x
    x = 4,646,563.19/2,432.43
  6. Step 6: Final answer
    x = 1,910.26

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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.