Home / 5,501.48-7,591.44-3,143.56

Finding the Fourth Proportional to 5,501.48, 7,591.44 and 3,143.56

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Solution

The fourth proportional to 5,501.48, 7,591.44 and 3,143.56 is: 4,337.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.48 : 7,591.44 = 3,143.56 : x
  2. Step 2: Convert to fraction form
    5,501.48/7,591.44 = 3,143.56/x
  3. Step 3: Cross multiply
    5,501.48x = 7,591.44 × 3,143.56
  4. Step 4: Simplify right side
    5,501.48x = 23,864,147.13
  5. Step 5: Solve for x
    x = 23,864,147.13/5,501.48
  6. Step 6: Final answer
    x = 4,337.77

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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.