Home / 5,918.39-8,877.56-2,408.34

Finding the Fourth Proportional to 5,918.39, 8,877.56 and 2,408.34

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Solution

The fourth proportional to 5,918.39, 8,877.56 and 2,408.34 is: 3,612.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.39 : 8,877.56 = 2,408.34 : x
  2. Step 2: Convert to fraction form
    5,918.39/8,877.56 = 2,408.34/x
  3. Step 3: Cross multiply
    5,918.39x = 8,877.56 × 2,408.34
  4. Step 4: Simplify right side
    5,918.39x = 21,380,170.81
  5. Step 5: Solve for x
    x = 21,380,170.81/5,918.39
  6. Step 6: Final answer
    x = 3,612.50

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Similar ratio
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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.