Home / 5,766.66-8,641.62-3,131.93

Finding the Fourth Proportional to 5,766.66, 8,641.62 and 3,131.93

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Solution

The fourth proportional to 5,766.66, 8,641.62 and 3,131.93 is: 4,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.66 : 8,641.62 = 3,131.93 : x
  2. Step 2: Convert to fraction form
    5,766.66/8,641.62 = 3,131.93/x
  3. Step 3: Cross multiply
    5,766.66x = 8,641.62 × 3,131.93
  4. Step 4: Simplify right side
    5,766.66x = 27,064,970.53
  5. Step 5: Solve for x
    x = 27,064,970.53/5,766.66
  6. Step 6: Final answer
    x = 4,693.35

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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.