Home / 2,376.23-3,279.24-1,432.04

Finding the Fourth Proportional to 2,376.23, 3,279.24 and 1,432.04

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Solution

The fourth proportional to 2,376.23, 3,279.24 and 1,432.04 is: 1,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.23 : 3,279.24 = 1,432.04 : x
  2. Step 2: Convert to fraction form
    2,376.23/3,279.24 = 1,432.04/x
  3. Step 3: Cross multiply
    2,376.23x = 3,279.24 × 1,432.04
  4. Step 4: Simplify right side
    2,376.23x = 4,695,986.45
  5. Step 5: Solve for x
    x = 4,695,986.45/2,376.23
  6. Step 6: Final answer
    x = 1,976.24

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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.