Home / 3,541.80-5,312.70-2,677.80

Finding the Fourth Proportional to 3,541.80, 5,312.70 and 2,677.80

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Solution

The fourth proportional to 3,541.80, 5,312.70 and 2,677.80 is: 4,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.80 : 5,312.70 = 2,677.80 : x
  2. Step 2: Convert to fraction form
    3,541.80/5,312.70 = 2,677.80/x
  3. Step 3: Cross multiply
    3,541.80x = 5,312.70 × 2,677.80
  4. Step 4: Simplify right side
    3,541.80x = 14,226,348.06
  5. Step 5: Solve for x
    x = 14,226,348.06/3,541.80
  6. Step 6: Final answer
    x = 4,016.70

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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.