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Finding the Fourth Proportional to 6,506.56, 8,979.04 and 3,522.39

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Solution

The fourth proportional to 6,506.56, 8,979.04 and 3,522.39 is: 4,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.56 : 8,979.04 = 3,522.39 : x
  2. Step 2: Convert to fraction form
    6,506.56/8,979.04 = 3,522.39/x
  3. Step 3: Cross multiply
    6,506.56x = 8,979.04 × 3,522.39
  4. Step 4: Simplify right side
    6,506.56x = 31,627,671.90
  5. Step 5: Solve for x
    x = 31,627,671.90/6,506.56
  6. Step 6: Final answer
    x = 4,860.89

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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.