Home / 6,812.78-10,224.63-3,526.81

Finding the Fourth Proportional to 6,812.78, 10,224.63 and 3,526.81

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Solution

The fourth proportional to 6,812.78, 10,224.63 and 3,526.81 is: 5,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.78 : 10,224.63 = 3,526.81 : x
  2. Step 2: Convert to fraction form
    6,812.78/10,224.63 = 3,526.81/x
  3. Step 3: Cross multiply
    6,812.78x = 10,224.63 × 3,526.81
  4. Step 4: Simplify right side
    6,812.78x = 36,060,301.77
  5. Step 5: Solve for x
    x = 36,060,301.77/6,812.78
  6. Step 6: Final answer
    x = 5,293.04

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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.