Home / 4,922.30-6,801.42-3,935.72

Finding the Fourth Proportional to 4,922.30, 6,801.42 and 3,935.72

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Solution

The fourth proportional to 4,922.30, 6,801.42 and 3,935.72 is: 5,438.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.30 : 6,801.42 = 3,935.72 : x
  2. Step 2: Convert to fraction form
    4,922.30/6,801.42 = 3,935.72/x
  3. Step 3: Cross multiply
    4,922.30x = 6,801.42 × 3,935.72
  4. Step 4: Simplify right side
    4,922.30x = 26,768,484.72
  5. Step 5: Solve for x
    x = 26,768,484.72/4,922.30
  6. Step 6: Final answer
    x = 5,438.21

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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.