Home / 9,908.78-14,868.41-4,365.99

Finding the Fourth Proportional to 9,908.78, 14,868.41 and 4,365.99

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Solution

The fourth proportional to 9,908.78, 14,868.41 and 4,365.99 is: 6,551.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.78 : 14,868.41 = 4,365.99 : x
  2. Step 2: Convert to fraction form
    9,908.78/14,868.41 = 4,365.99/x
  3. Step 3: Cross multiply
    9,908.78x = 14,868.41 × 4,365.99
  4. Step 4: Simplify right side
    9,908.78x = 64,915,307.55
  5. Step 5: Solve for x
    x = 64,915,307.55/9,908.78
  6. Step 6: Final answer
    x = 6,551.29

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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.