Home / 10,426.33-15,644.22-4,424.07

Finding the Fourth Proportional to 10,426.33, 15,644.22 and 4,424.07

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Solution

The fourth proportional to 10,426.33, 15,644.22 and 4,424.07 is: 6,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426.33 : 15,644.22 = 4,424.07 : x
  2. Step 2: Convert to fraction form
    10,426.33/15,644.22 = 4,424.07/x
  3. Step 3: Cross multiply
    10,426.33x = 15,644.22 × 4,424.07
  4. Step 4: Simplify right side
    10,426.33x = 69,211,124.38
  5. Step 5: Solve for x
    x = 69,211,124.38/10,426.33
  6. Step 6: Final answer
    x = 6,638.11

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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.