Home / 2,432.24-3,356.28-1,384.36

Finding the Fourth Proportional to 2,432.24, 3,356.28 and 1,384.36

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Solution

The fourth proportional to 2,432.24, 3,356.28 and 1,384.36 is: 1,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.24 : 3,356.28 = 1,384.36 : x
  2. Step 2: Convert to fraction form
    2,432.24/3,356.28 = 1,384.36/x
  3. Step 3: Cross multiply
    2,432.24x = 3,356.28 × 1,384.36
  4. Step 4: Simplify right side
    2,432.24x = 4,646,299.78
  5. Step 5: Solve for x
    x = 4,646,299.78/2,432.24
  6. Step 6: Final answer
    x = 1,910.30

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1.5x scale

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.