Home / 7,763.28-10,713.09-4,226.41

Finding the Fourth Proportional to 7,763.28, 10,713.09 and 4,226.41

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Solution

The fourth proportional to 7,763.28, 10,713.09 and 4,226.41 is: 5,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763.28 : 10,713.09 = 4,226.41 : x
  2. Step 2: Convert to fraction form
    7,763.28/10,713.09 = 4,226.41/x
  3. Step 3: Cross multiply
    7,763.28x = 10,713.09 × 4,226.41
  4. Step 4: Simplify right side
    7,763.28x = 45,277,939.95
  5. Step 5: Solve for x
    x = 45,277,939.95/7,763.28
  6. Step 6: Final answer
    x = 5,832.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.