Home / 4,638.24-6,400.53-2,751.95

Finding the Fourth Proportional to 4,638.24, 6,400.53 and 2,751.95

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Solution

The fourth proportional to 4,638.24, 6,400.53 and 2,751.95 is: 3,797.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.24 : 6,400.53 = 2,751.95 : x
  2. Step 2: Convert to fraction form
    4,638.24/6,400.53 = 2,751.95/x
  3. Step 3: Cross multiply
    4,638.24x = 6,400.53 × 2,751.95
  4. Step 4: Simplify right side
    4,638.24x = 17,613,906.53
  5. Step 5: Solve for x
    x = 17,613,906.53/4,638.24
  6. Step 6: Final answer
    x = 3,797.54

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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.