Home / 3,034.20-4,541.70-2,938.20

Finding the Fourth Proportional to 3,034.20, 4,541.70 and 2,938.20

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Solution

The fourth proportional to 3,034.20, 4,541.70 and 2,938.20 is: 4,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.20 : 4,541.70 = 2,938.20 : x
  2. Step 2: Convert to fraction form
    3,034.20/4,541.70 = 2,938.20/x
  3. Step 3: Cross multiply
    3,034.20x = 4,541.70 × 2,938.20
  4. Step 4: Simplify right side
    3,034.20x = 13,344,422.94
  5. Step 5: Solve for x
    x = 13,344,422.94/3,034.20
  6. Step 6: Final answer
    x = 4,398.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.