Home / 7,216.53-9,961.50-4,233.30

Finding the Fourth Proportional to 7,216.53, 9,961.50 and 4,233.30

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Solution

The fourth proportional to 7,216.53, 9,961.50 and 4,233.30 is: 5,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.53 : 9,961.50 = 4,233.30 : x
  2. Step 2: Convert to fraction form
    7,216.53/9,961.50 = 4,233.30/x
  3. Step 3: Cross multiply
    7,216.53x = 9,961.50 × 4,233.30
  4. Step 4: Simplify right side
    7,216.53x = 42,170,017.95
  5. Step 5: Solve for x
    x = 42,170,017.95/7,216.53
  6. Step 6: Final answer
    x = 5,843.53

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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.