Home / 2,376.06-3,280.24-1,432.02

Finding the Fourth Proportional to 2,376.06, 3,280.24 and 1,432.02

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Solution

The fourth proportional to 2,376.06, 3,280.24 and 1,432.02 is: 1,976.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.06 : 3,280.24 = 1,432.02 : x
  2. Step 2: Convert to fraction form
    2,376.06/3,280.24 = 1,432.02/x
  3. Step 3: Cross multiply
    2,376.06x = 3,280.24 × 1,432.02
  4. Step 4: Simplify right side
    2,376.06x = 4,697,358.65
  5. Step 5: Solve for x
    x = 4,697,358.65/2,376.06
  6. Step 6: Final answer
    x = 1,976.96

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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.