Home / 5,427.73-8,142.81-2,307.84

Finding the Fourth Proportional to 5,427.73, 8,142.81 and 2,307.84

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Solution

The fourth proportional to 5,427.73, 8,142.81 and 2,307.84 is: 3,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.73 : 8,142.81 = 2,307.84 : x
  2. Step 2: Convert to fraction form
    5,427.73/8,142.81 = 2,307.84/x
  3. Step 3: Cross multiply
    5,427.73x = 8,142.81 × 2,307.84
  4. Step 4: Simplify right side
    5,427.73x = 18,792,322.23
  5. Step 5: Solve for x
    x = 18,792,322.23/5,427.73
  6. Step 6: Final answer
    x = 3,462.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.