Home / 10,266.09-15,400.34-3,600.55

Finding the Fourth Proportional to 10,266.09, 15,400.34 and 3,600.55

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Solution

The fourth proportional to 10,266.09, 15,400.34 and 3,600.55 is: 5,401.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.09 : 15,400.34 = 3,600.55 : x
  2. Step 2: Convert to fraction form
    10,266.09/15,400.34 = 3,600.55/x
  3. Step 3: Cross multiply
    10,266.09x = 15,400.34 × 3,600.55
  4. Step 4: Simplify right side
    10,266.09x = 55,449,694.19
  5. Step 5: Solve for x
    x = 55,449,694.19/10,266.09
  6. Step 6: Final answer
    x = 5,401.25

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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.