Home / 5,140.44-7,710.66-1,244.84

Finding the Fourth Proportional to 5,140.44, 7,710.66 and 1,244.84

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Solution

The fourth proportional to 5,140.44, 7,710.66 and 1,244.84 is: 1,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.44 : 7,710.66 = 1,244.84 : x
  2. Step 2: Convert to fraction form
    5,140.44/7,710.66 = 1,244.84/x
  3. Step 3: Cross multiply
    5,140.44x = 7,710.66 × 1,244.84
  4. Step 4: Simplify right side
    5,140.44x = 9,598,537.99
  5. Step 5: Solve for x
    x = 9,598,537.99/5,140.44
  6. Step 6: Final answer
    x = 1,867.26

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Similar ratio
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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.