Home / 8,908.09-12,293.28-5,552.26

Finding the Fourth Proportional to 8,908.09, 12,293.28 and 5,552.26

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Solution

The fourth proportional to 8,908.09, 12,293.28 and 5,552.26 is: 7,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.09 : 12,293.28 = 5,552.26 : x
  2. Step 2: Convert to fraction form
    8,908.09/12,293.28 = 5,552.26/x
  3. Step 3: Cross multiply
    8,908.09x = 12,293.28 × 5,552.26
  4. Step 4: Simplify right side
    8,908.09x = 68,255,486.81
  5. Step 5: Solve for x
    x = 68,255,486.81/8,908.09
  6. Step 6: Final answer
    x = 7,662.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.