Home / 10,226.16-15,334.92-6,940.08

Finding the Fourth Proportional to 10,226.16, 15,334.92 and 6,940.08

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Solution

The fourth proportional to 10,226.16, 15,334.92 and 6,940.08 is: 10,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.16 : 15,334.92 = 6,940.08 : x
  2. Step 2: Convert to fraction form
    10,226.16/15,334.92 = 6,940.08/x
  3. Step 3: Cross multiply
    10,226.16x = 15,334.92 × 6,940.08
  4. Step 4: Simplify right side
    10,226.16x = 106,425,571.59
  5. Step 5: Solve for x
    x = 106,425,571.59/10,226.16
  6. Step 6: Final answer
    x = 10,407.19

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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.