Home / 6,140.16-9,204.48-3,061.44

Finding the Fourth Proportional to 6,140.16, 9,204.48 and 3,061.44

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Solution

The fourth proportional to 6,140.16, 9,204.48 and 3,061.44 is: 4,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.16 : 9,204.48 = 3,061.44 : x
  2. Step 2: Convert to fraction form
    6,140.16/9,204.48 = 3,061.44/x
  3. Step 3: Cross multiply
    6,140.16x = 9,204.48 × 3,061.44
  4. Step 4: Simplify right side
    6,140.16x = 28,178,963.25
  5. Step 5: Solve for x
    x = 28,178,963.25/6,140.16
  6. Step 6: Final answer
    x = 4,589.29

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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.