Home / 8,448.15-12,673.62-3,518.01

Finding the Fourth Proportional to 8,448.15, 12,673.62 and 3,518.01

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Solution

The fourth proportional to 8,448.15, 12,673.62 and 3,518.01 is: 5,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.15 : 12,673.62 = 3,518.01 : x
  2. Step 2: Convert to fraction form
    8,448.15/12,673.62 = 3,518.01/x
  3. Step 3: Cross multiply
    8,448.15x = 12,673.62 × 3,518.01
  4. Step 4: Simplify right side
    8,448.15x = 44,585,921.90
  5. Step 5: Solve for x
    x = 44,585,921.90/8,448.15
  6. Step 6: Final answer
    x = 5,277.60

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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.