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Finding the Fourth Proportional to 9,127.88, 13,693.88 and 3,284.52

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Solution

The fourth proportional to 9,127.88, 13,693.88 and 3,284.52 is: 4,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.88 : 13,693.88 = 3,284.52 : x
  2. Step 2: Convert to fraction form
    9,127.88/13,693.88 = 3,284.52/x
  3. Step 3: Cross multiply
    9,127.88x = 13,693.88 × 3,284.52
  4. Step 4: Simplify right side
    9,127.88x = 44,977,822.74
  5. Step 5: Solve for x
    x = 44,977,822.74/9,127.88
  6. Step 6: Final answer
    x = 4,927.52

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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.