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Finding the Fourth Proportional to 4,767.35, 6,579.35 and 2,777.86

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Solution

The fourth proportional to 4,767.35, 6,579.35 and 2,777.86 is: 3,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.35 : 6,579.35 = 2,777.86 : x
  2. Step 2: Convert to fraction form
    4,767.35/6,579.35 = 2,777.86/x
  3. Step 3: Cross multiply
    4,767.35x = 6,579.35 × 2,777.86
  4. Step 4: Simplify right side
    4,767.35x = 18,276,503.69
  5. Step 5: Solve for x
    x = 18,276,503.69/4,767.35
  6. Step 6: Final answer
    x = 3,833.69

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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.