Home / 4,240.68-5,837.82-3,647.76

Finding the Fourth Proportional to 4,240.68, 5,837.82 and 3,647.76

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Solution

The fourth proportional to 4,240.68, 5,837.82 and 3,647.76 is: 5,021.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.68 : 5,837.82 = 3,647.76 : x
  2. Step 2: Convert to fraction form
    4,240.68/5,837.82 = 3,647.76/x
  3. Step 3: Cross multiply
    4,240.68x = 5,837.82 × 3,647.76
  4. Step 4: Simplify right side
    4,240.68x = 21,294,966.28
  5. Step 5: Solve for x
    x = 21,294,966.28/4,240.68
  6. Step 6: Final answer
    x = 5,021.59

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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.