Home / 8,955.23-13,414.38-5,246.21

Finding the Fourth Proportional to 8,955.23, 13,414.38 and 5,246.21

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Solution

The fourth proportional to 8,955.23, 13,414.38 and 5,246.21 is: 7,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955.23 : 13,414.38 = 5,246.21 : x
  2. Step 2: Convert to fraction form
    8,955.23/13,414.38 = 5,246.21/x
  3. Step 3: Cross multiply
    8,955.23x = 13,414.38 × 5,246.21
  4. Step 4: Simplify right side
    8,955.23x = 70,374,587.43
  5. Step 5: Solve for x
    x = 70,374,587.43/8,955.23
  6. Step 6: Final answer
    x = 7,858.49

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1.5x scale

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.