Home / 2,761.19-4,139.01-1,004.70

Finding the Fourth Proportional to 2,761.19, 4,139.01 and 1,004.70

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Solution

The fourth proportional to 2,761.19, 4,139.01 and 1,004.70 is: 1,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.19 : 4,139.01 = 1,004.70 : x
  2. Step 2: Convert to fraction form
    2,761.19/4,139.01 = 1,004.70/x
  3. Step 3: Cross multiply
    2,761.19x = 4,139.01 × 1,004.70
  4. Step 4: Simplify right side
    2,761.19x = 4,158,463.35
  5. Step 5: Solve for x
    x = 4,158,463.35/2,761.19
  6. Step 6: Final answer
    x = 1,506.04

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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.