Home / 3,632.78-5,424.47-3,427.46

Finding the Fourth Proportional to 3,632.78, 5,424.47 and 3,427.46

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Solution

The fourth proportional to 3,632.78, 5,424.47 and 3,427.46 is: 5,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.78 : 5,424.47 = 3,427.46 : x
  2. Step 2: Convert to fraction form
    3,632.78/5,424.47 = 3,427.46/x
  3. Step 3: Cross multiply
    3,632.78x = 5,424.47 × 3,427.46
  4. Step 4: Simplify right side
    3,632.78x = 18,592,136.81
  5. Step 5: Solve for x
    x = 18,592,136.81/3,632.78
  6. Step 6: Final answer
    x = 5,117.88

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.