Home / 5,226.96-7,213.26-2,869.05

Finding the Fourth Proportional to 5,226.96, 7,213.26 and 2,869.05

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Solution

The fourth proportional to 5,226.96, 7,213.26 and 2,869.05 is: 3,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.96 : 7,213.26 = 2,869.05 : x
  2. Step 2: Convert to fraction form
    5,226.96/7,213.26 = 2,869.05/x
  3. Step 3: Cross multiply
    5,226.96x = 7,213.26 × 2,869.05
  4. Step 4: Simplify right side
    5,226.96x = 20,695,203.60
  5. Step 5: Solve for x
    x = 20,695,203.60/5,226.96
  6. Step 6: Final answer
    x = 3,959.32

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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.