Home / 10,935.03-16,398.50-3,913.14

Finding the Fourth Proportional to 10,935.03, 16,398.50 and 3,913.14

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Solution

The fourth proportional to 10,935.03, 16,398.50 and 3,913.14 is: 5,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.03 : 16,398.50 = 3,913.14 : x
  2. Step 2: Convert to fraction form
    10,935.03/16,398.50 = 3,913.14/x
  3. Step 3: Cross multiply
    10,935.03x = 16,398.50 × 3,913.14
  4. Step 4: Simplify right side
    10,935.03x = 64,169,551.87
  5. Step 5: Solve for x
    x = 64,169,551.87/10,935.03
  6. Step 6: Final answer
    x = 5,868.26

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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.