Home / 4,151.75-5,729.42-2,383.47

Finding the Fourth Proportional to 4,151.75, 5,729.42 and 2,383.47

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Solution

The fourth proportional to 4,151.75, 5,729.42 and 2,383.47 is: 3,289.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.75 : 5,729.42 = 2,383.47 : x
  2. Step 2: Convert to fraction form
    4,151.75/5,729.42 = 2,383.47/x
  3. Step 3: Cross multiply
    4,151.75x = 5,729.42 × 2,383.47
  4. Step 4: Simplify right side
    4,151.75x = 13,655,888.77
  5. Step 5: Solve for x
    x = 13,655,888.77/4,151.75
  6. Step 6: Final answer
    x = 3,289.19

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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.