Home / 10,897.91-16,363.26-6,223.19

Finding the Fourth Proportional to 10,897.91, 16,363.26 and 6,223.19

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Solution

The fourth proportional to 10,897.91, 16,363.26 and 6,223.19 is: 9,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.91 : 16,363.26 = 6,223.19 : x
  2. Step 2: Convert to fraction form
    10,897.91/16,363.26 = 6,223.19/x
  3. Step 3: Cross multiply
    10,897.91x = 16,363.26 × 6,223.19
  4. Step 4: Simplify right side
    10,897.91x = 101,831,644.88
  5. Step 5: Solve for x
    x = 101,831,644.88/10,897.91
  6. Step 6: Final answer
    x = 9,344.15

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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.