Home / 8,117.25-11,202.14-4,580.46

Finding the Fourth Proportional to 8,117.25, 11,202.14 and 4,580.46

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Solution

The fourth proportional to 8,117.25, 11,202.14 and 4,580.46 is: 6,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.25 : 11,202.14 = 4,580.46 : x
  2. Step 2: Convert to fraction form
    8,117.25/11,202.14 = 4,580.46/x
  3. Step 3: Cross multiply
    8,117.25x = 11,202.14 × 4,580.46
  4. Step 4: Simplify right side
    8,117.25x = 51,310,954.18
  5. Step 5: Solve for x
    x = 51,310,954.18/8,117.25
  6. Step 6: Final answer
    x = 6,321.22

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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.