Home / 6,517.02-9,776.35-2,133.30

Finding the Fourth Proportional to 6,517.02, 9,776.35 and 2,133.30

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Solution

The fourth proportional to 6,517.02, 9,776.35 and 2,133.30 is: 3,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.02 : 9,776.35 = 2,133.30 : x
  2. Step 2: Convert to fraction form
    6,517.02/9,776.35 = 2,133.30/x
  3. Step 3: Cross multiply
    6,517.02x = 9,776.35 × 2,133.30
  4. Step 4: Simplify right side
    6,517.02x = 20,855,887.46
  5. Step 5: Solve for x
    x = 20,855,887.46/6,517.02
  6. Step 6: Final answer
    x = 3,200.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.