Home / 9,127.98-13,690.40-2,552.61

Finding the Fourth Proportional to 9,127.98, 13,690.40 and 2,552.61

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Solution

The fourth proportional to 9,127.98, 13,690.40 and 2,552.61 is: 3,828.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.98 : 13,690.40 = 2,552.61 : x
  2. Step 2: Convert to fraction form
    9,127.98/13,690.40 = 2,552.61/x
  3. Step 3: Cross multiply
    9,127.98x = 13,690.40 × 2,552.61
  4. Step 4: Simplify right side
    9,127.98x = 34,946,239.18
  5. Step 5: Solve for x
    x = 34,946,239.18/9,127.98
  6. Step 6: Final answer
    x = 3,828.47

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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.