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Finding the Fourth Proportional to 5,906.90, 8,860.80 and 1,524.35

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Solution

The fourth proportional to 5,906.90, 8,860.80 and 1,524.35 is: 2,286.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.90 : 8,860.80 = 1,524.35 : x
  2. Step 2: Convert to fraction form
    5,906.90/8,860.80 = 1,524.35/x
  3. Step 3: Cross multiply
    5,906.90x = 8,860.80 × 1,524.35
  4. Step 4: Simplify right side
    5,906.90x = 13,506,960.48
  5. Step 5: Solve for x
    x = 13,506,960.48/5,906.90
  6. Step 6: Final answer
    x = 2,286.64

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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.