Home / 8,316.97-11,477.45-4,540.21

Finding the Fourth Proportional to 8,316.97, 11,477.45 and 4,540.21

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Solution

The fourth proportional to 8,316.97, 11,477.45 and 4,540.21 is: 6,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.97 : 11,477.45 = 4,540.21 : x
  2. Step 2: Convert to fraction form
    8,316.97/11,477.45 = 4,540.21/x
  3. Step 3: Cross multiply
    8,316.97x = 11,477.45 × 4,540.21
  4. Step 4: Simplify right side
    8,316.97x = 52,110,033.26
  5. Step 5: Solve for x
    x = 52,110,033.26/8,316.97
  6. Step 6: Final answer
    x = 6,265.51

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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.