Home / 5,901.78-8,144.28-3,249.18

Finding the Fourth Proportional to 5,901.78, 8,144.28 and 3,249.18

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Solution

The fourth proportional to 5,901.78, 8,144.28 and 3,249.18 is: 4,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.78 : 8,144.28 = 3,249.18 : x
  2. Step 2: Convert to fraction form
    5,901.78/8,144.28 = 3,249.18/x
  3. Step 3: Cross multiply
    5,901.78x = 8,144.28 × 3,249.18
  4. Step 4: Simplify right side
    5,901.78x = 26,462,231.69
  5. Step 5: Solve for x
    x = 26,462,231.69/5,901.78
  6. Step 6: Final answer
    x = 4,483.77

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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.