Home / 1,549.48-2,122.84-1,491.16

Finding the Fourth Proportional to 1,549.48, 2,122.84 and 1,491.16

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Solution

The fourth proportional to 1,549.48, 2,122.84 and 1,491.16 is: 2,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.48 : 2,122.84 = 1,491.16 : x
  2. Step 2: Convert to fraction form
    1,549.48/2,122.84 = 1,491.16/x
  3. Step 3: Cross multiply
    1,549.48x = 2,122.84 × 1,491.16
  4. Step 4: Simplify right side
    1,549.48x = 3,165,494.09
  5. Step 5: Solve for x
    x = 3,165,494.09/1,549.48
  6. Step 6: Final answer
    x = 2,042.94

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.