Home / 5,824.92-8,038.42-3,172.40

Finding the Fourth Proportional to 5,824.92, 8,038.42 and 3,172.40

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Solution

The fourth proportional to 5,824.92, 8,038.42 and 3,172.40 is: 4,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,824.92 : 8,038.42 = 3,172.40 : x
  2. Step 2: Convert to fraction form
    5,824.92/8,038.42 = 3,172.40/x
  3. Step 3: Cross multiply
    5,824.92x = 8,038.42 × 3,172.40
  4. Step 4: Simplify right side
    5,824.92x = 25,501,083.61
  5. Step 5: Solve for x
    x = 25,501,083.61/5,824.92
  6. Step 6: Final answer
    x = 4,377.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.