Home / 7,266.24-10,899.36-2,072.88

Finding the Fourth Proportional to 7,266.24, 10,899.36 and 2,072.88

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Solution

The fourth proportional to 7,266.24, 10,899.36 and 2,072.88 is: 3,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.24 : 10,899.36 = 2,072.88 : x
  2. Step 2: Convert to fraction form
    7,266.24/10,899.36 = 2,072.88/x
  3. Step 3: Cross multiply
    7,266.24x = 10,899.36 × 2,072.88
  4. Step 4: Simplify right side
    7,266.24x = 22,593,065.36
  5. Step 5: Solve for x
    x = 22,593,065.36/7,266.24
  6. Step 6: Final answer
    x = 3,109.32

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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.