Home / 10,266.42-15,401.25-4,424.70

Finding the Fourth Proportional to 10,266.42, 15,401.25 and 4,424.70

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Solution

The fourth proportional to 10,266.42, 15,401.25 and 4,424.70 is: 6,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.42 : 15,401.25 = 4,424.70 : x
  2. Step 2: Convert to fraction form
    10,266.42/15,401.25 = 4,424.70/x
  3. Step 3: Cross multiply
    10,266.42x = 15,401.25 × 4,424.70
  4. Step 4: Simplify right side
    10,266.42x = 68,145,910.88
  5. Step 5: Solve for x
    x = 68,145,910.88/10,266.42
  6. Step 6: Final answer
    x = 6,637.75

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1.5x scale

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.