Home / 6,343.90-9,501.95-3,218.54

Finding the Fourth Proportional to 6,343.90, 9,501.95 and 3,218.54

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Solution

The fourth proportional to 6,343.90, 9,501.95 and 3,218.54 is: 4,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.90 : 9,501.95 = 3,218.54 : x
  2. Step 2: Convert to fraction form
    6,343.90/9,501.95 = 3,218.54/x
  3. Step 3: Cross multiply
    6,343.90x = 9,501.95 × 3,218.54
  4. Step 4: Simplify right side
    6,343.90x = 30,582,366.69
  5. Step 5: Solve for x
    x = 30,582,366.69/6,343.90
  6. Step 6: Final answer
    x = 4,820.75

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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.