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Finding the Fourth Proportional to 4,791.77, 6,612.64 and 2,695.89

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Solution

The fourth proportional to 4,791.77, 6,612.64 and 2,695.89 is: 3,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.77 : 6,612.64 = 2,695.89 : x
  2. Step 2: Convert to fraction form
    4,791.77/6,612.64 = 2,695.89/x
  3. Step 3: Cross multiply
    4,791.77x = 6,612.64 × 2,695.89
  4. Step 4: Simplify right side
    4,791.77x = 17,826,950.05
  5. Step 5: Solve for x
    x = 17,826,950.05/4,791.77
  6. Step 6: Final answer
    x = 3,720.33

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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.