Home / 5,216.66-7,201.36-3,330.80

Finding the Fourth Proportional to 5,216.66, 7,201.36 and 3,330.80

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Solution

The fourth proportional to 5,216.66, 7,201.36 and 3,330.80 is: 4,598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.66 : 7,201.36 = 3,330.80 : x
  2. Step 2: Convert to fraction form
    5,216.66/7,201.36 = 3,330.80/x
  3. Step 3: Cross multiply
    5,216.66x = 7,201.36 × 3,330.80
  4. Step 4: Simplify right side
    5,216.66x = 23,986,289.89
  5. Step 5: Solve for x
    x = 23,986,289.89/5,216.66
  6. Step 6: Final answer
    x = 4,598.02

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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.