Home / 3,049.65-4,543.20-2,938.08

Finding the Fourth Proportional to 3,049.65, 4,543.20 and 2,938.08

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Solution

The fourth proportional to 3,049.65, 4,543.20 and 2,938.08 is: 4,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.65 : 4,543.20 = 2,938.08 : x
  2. Step 2: Convert to fraction form
    3,049.65/4,543.20 = 2,938.08/x
  3. Step 3: Cross multiply
    3,049.65x = 4,543.20 × 2,938.08
  4. Step 4: Simplify right side
    3,049.65x = 13,348,285.06
  5. Step 5: Solve for x
    x = 13,348,285.06/3,049.65
  6. Step 6: Final answer
    x = 4,376.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.