Home / 4,921.18-6,791.01-2,682.91

Finding the Fourth Proportional to 4,921.18, 6,791.01 and 2,682.91

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Solution

The fourth proportional to 4,921.18, 6,791.01 and 2,682.91 is: 3,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.18 : 6,791.01 = 2,682.91 : x
  2. Step 2: Convert to fraction form
    4,921.18/6,791.01 = 2,682.91/x
  3. Step 3: Cross multiply
    4,921.18x = 6,791.01 × 2,682.91
  4. Step 4: Simplify right side
    4,921.18x = 18,219,668.64
  5. Step 5: Solve for x
    x = 18,219,668.64/4,921.18
  6. Step 6: Final answer
    x = 3,702.30

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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.