Home / 8,688.53-13,032.05-2,363.18

Finding the Fourth Proportional to 8,688.53, 13,032.05 and 2,363.18

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Solution

The fourth proportional to 8,688.53, 13,032.05 and 2,363.18 is: 3,544.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688.53 : 13,032.05 = 2,363.18 : x
  2. Step 2: Convert to fraction form
    8,688.53/13,032.05 = 2,363.18/x
  3. Step 3: Cross multiply
    8,688.53x = 13,032.05 × 2,363.18
  4. Step 4: Simplify right side
    8,688.53x = 30,797,002.94
  5. Step 5: Solve for x
    x = 30,797,002.94/8,688.53
  6. Step 6: Final answer
    x = 3,544.56

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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.