Home / 2,445.65-3,376.79-1,502.74

Finding the Fourth Proportional to 2,445.65, 3,376.79 and 1,502.74

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Solution

The fourth proportional to 2,445.65, 3,376.79 and 1,502.74 is: 2,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.65 : 3,376.79 = 1,502.74 : x
  2. Step 2: Convert to fraction form
    2,445.65/3,376.79 = 1,502.74/x
  3. Step 3: Cross multiply
    2,445.65x = 3,376.79 × 1,502.74
  4. Step 4: Simplify right side
    2,445.65x = 5,074,439.75
  5. Step 5: Solve for x
    x = 5,074,439.75/2,445.65
  6. Step 6: Final answer
    x = 2,074.88

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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.