Home / 5,208.02-7,185.30-3,219.02

Finding the Fourth Proportional to 5,208.02, 7,185.30 and 3,219.02

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Solution

The fourth proportional to 5,208.02, 7,185.30 and 3,219.02 is: 4,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.02 : 7,185.30 = 3,219.02 : x
  2. Step 2: Convert to fraction form
    5,208.02/7,185.30 = 3,219.02/x
  3. Step 3: Cross multiply
    5,208.02x = 7,185.30 × 3,219.02
  4. Step 4: Simplify right side
    5,208.02x = 23,129,624.41
  5. Step 5: Solve for x
    x = 23,129,624.41/5,208.02
  6. Step 6: Final answer
    x = 4,441.16

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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.