Home / 5,396.66-7,447.10-3,038.96

Finding the Fourth Proportional to 5,396.66, 7,447.10 and 3,038.96

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Solution

The fourth proportional to 5,396.66, 7,447.10 and 3,038.96 is: 4,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.66 : 7,447.10 = 3,038.96 : x
  2. Step 2: Convert to fraction form
    5,396.66/7,447.10 = 3,038.96/x
  3. Step 3: Cross multiply
    5,396.66x = 7,447.10 × 3,038.96
  4. Step 4: Simplify right side
    5,396.66x = 22,631,439.02
  5. Step 5: Solve for x
    x = 22,631,439.02/5,396.66
  6. Step 6: Final answer
    x = 4,193.60

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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.