Home / 4,125.74-5,687.76-3,493.76

Finding the Fourth Proportional to 4,125.74, 5,687.76 and 3,493.76

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Solution

The fourth proportional to 4,125.74, 5,687.76 and 3,493.76 is: 4,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.74 : 5,687.76 = 3,493.76 : x
  2. Step 2: Convert to fraction form
    4,125.74/5,687.76 = 3,493.76/x
  3. Step 3: Cross multiply
    4,125.74x = 5,687.76 × 3,493.76
  4. Step 4: Simplify right side
    4,125.74x = 19,871,668.38
  5. Step 5: Solve for x
    x = 19,871,668.38/4,125.74
  6. Step 6: Final answer
    x = 4,816.51

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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.