Home / 6,210.38-9,312.84-3,288.00

Finding the Fourth Proportional to 6,210.38, 9,312.84 and 3,288.00

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Solution

The fourth proportional to 6,210.38, 9,312.84 and 3,288.00 is: 4,930.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.38 : 9,312.84 = 3,288.00 : x
  2. Step 2: Convert to fraction form
    6,210.38/9,312.84 = 3,288.00/x
  3. Step 3: Cross multiply
    6,210.38x = 9,312.84 × 3,288.00
  4. Step 4: Simplify right side
    6,210.38x = 30,620,652.84
  5. Step 5: Solve for x
    x = 30,620,652.84/6,210.38
  6. Step 6: Final answer
    x = 4,930.56

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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.