Home / 3,309.30-4,566-2,647.50

Finding the Fourth Proportional to 3,309.30, 4,566 and 2,647.50

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Solution

The fourth proportional to 3,309.30, 4,566 and 2,647.50 is: 3,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.30 : 4,566 = 2,647.50 : x
  2. Step 2: Convert to fraction form
    3,309.30/4,566 = 2,647.50/x
  3. Step 3: Cross multiply
    3,309.30x = 4,566 × 2,647.50
  4. Step 4: Simplify right side
    3,309.30x = 12,088,485
  5. Step 5: Solve for x
    x = 12,088,485/3,309.30
  6. Step 6: Final answer
    x = 3,652.88

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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.