Home / 9,927.37-13,700-5,451.44

Finding the Fourth Proportional to 9,927.37, 13,700 and 5,451.44

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Solution

The fourth proportional to 9,927.37, 13,700 and 5,451.44 is: 7,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.37 : 13,700 = 5,451.44 : x
  2. Step 2: Convert to fraction form
    9,927.37/13,700 = 5,451.44/x
  3. Step 3: Cross multiply
    9,927.37x = 13,700 × 5,451.44
  4. Step 4: Simplify right side
    9,927.37x = 74,684,728
  5. Step 5: Solve for x
    x = 74,684,728/9,927.37
  6. Step 6: Final answer
    x = 7,523.11

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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.