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Finding the Fourth Proportional to 5,906.89, 8,860.32 and 1,802.89

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Solution

The fourth proportional to 5,906.89, 8,860.32 and 1,802.89 is: 2,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.89 : 8,860.32 = 1,802.89 : x
  2. Step 2: Convert to fraction form
    5,906.89/8,860.32 = 1,802.89/x
  3. Step 3: Cross multiply
    5,906.89x = 8,860.32 × 1,802.89
  4. Step 4: Simplify right side
    5,906.89x = 15,974,182.32
  5. Step 5: Solve for x
    x = 15,974,182.32/5,906.89
  6. Step 6: Final answer
    x = 2,704.33

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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.