Home / 4,341.36-5,985.12-2,747.20

Finding the Fourth Proportional to 4,341.36, 5,985.12 and 2,747.20

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Solution

The fourth proportional to 4,341.36, 5,985.12 and 2,747.20 is: 3,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.36 : 5,985.12 = 2,747.20 : x
  2. Step 2: Convert to fraction form
    4,341.36/5,985.12 = 2,747.20/x
  3. Step 3: Cross multiply
    4,341.36x = 5,985.12 × 2,747.20
  4. Step 4: Simplify right side
    4,341.36x = 16,442,321.66
  5. Step 5: Solve for x
    x = 16,442,321.66/4,341.36
  6. Step 6: Final answer
    x = 3,787.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.