Home / 9,192.15-13,766.02-5,231.41

Finding the Fourth Proportional to 9,192.15, 13,766.02 and 5,231.41

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Solution

The fourth proportional to 9,192.15, 13,766.02 and 5,231.41 is: 7,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.15 : 13,766.02 = 5,231.41 : x
  2. Step 2: Convert to fraction form
    9,192.15/13,766.02 = 5,231.41/x
  3. Step 3: Cross multiply
    9,192.15x = 13,766.02 × 5,231.41
  4. Step 4: Simplify right side
    9,192.15x = 72,015,647.19
  5. Step 5: Solve for x
    x = 72,015,647.19/9,192.15
  6. Step 6: Final answer
    x = 7,834.47

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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.