Home / 1,541.25-2,311.65-567.18

Finding the Fourth Proportional to 1,541.25, 2,311.65 and 567.18

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Solution

The fourth proportional to 1,541.25, 2,311.65 and 567.18 is: 850.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.25 : 2,311.65 = 567.18 : x
  2. Step 2: Convert to fraction form
    1,541.25/2,311.65 = 567.18/x
  3. Step 3: Cross multiply
    1,541.25x = 2,311.65 × 567.18
  4. Step 4: Simplify right side
    1,541.25x = 1,311,121.65
  5. Step 5: Solve for x
    x = 1,311,121.65/1,541.25
  6. Step 6: Final answer
    x = 850.69

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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.