Home / 6,355.89-8,771.45-3,523.56

Finding the Fourth Proportional to 6,355.89, 8,771.45 and 3,523.56

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Solution

The fourth proportional to 6,355.89, 8,771.45 and 3,523.56 is: 4,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.89 : 8,771.45 = 3,523.56 : x
  2. Step 2: Convert to fraction form
    6,355.89/8,771.45 = 3,523.56/x
  3. Step 3: Cross multiply
    6,355.89x = 8,771.45 × 3,523.56
  4. Step 4: Simplify right side
    6,355.89x = 30,906,712.74
  5. Step 5: Solve for x
    x = 30,906,712.74/6,355.89
  6. Step 6: Final answer
    x = 4,862.69

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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.