Home / 5,226.66-7,216.02-3,632.78

Finding the Fourth Proportional to 5,226.66, 7,216.02 and 3,632.78

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Solution

The fourth proportional to 5,226.66, 7,216.02 and 3,632.78 is: 5,015.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.66 : 7,216.02 = 3,632.78 : x
  2. Step 2: Convert to fraction form
    5,226.66/7,216.02 = 3,632.78/x
  3. Step 3: Cross multiply
    5,226.66x = 7,216.02 × 3,632.78
  4. Step 4: Simplify right side
    5,226.66x = 26,214,231.18
  5. Step 5: Solve for x
    x = 26,214,231.18/5,226.66
  6. Step 6: Final answer
    x = 5,015.48

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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.