Home / 4,660.80-6,991.89-1,541.13

Finding the Fourth Proportional to 4,660.80, 6,991.89 and 1,541.13

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Solution

The fourth proportional to 4,660.80, 6,991.89 and 1,541.13 is: 2,311.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.80 : 6,991.89 = 1,541.13 : x
  2. Step 2: Convert to fraction form
    4,660.80/6,991.89 = 1,541.13/x
  3. Step 3: Cross multiply
    4,660.80x = 6,991.89 × 1,541.13
  4. Step 4: Simplify right side
    4,660.80x = 10,775,411.44
  5. Step 5: Solve for x
    x = 10,775,411.44/4,660.80
  6. Step 6: Final answer
    x = 2,311.92

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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.