Home / 5,136.95-7,092.47-3,371.56

Finding the Fourth Proportional to 5,136.95, 7,092.47 and 3,371.56

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Solution

The fourth proportional to 5,136.95, 7,092.47 and 3,371.56 is: 4,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.95 : 7,092.47 = 3,371.56 : x
  2. Step 2: Convert to fraction form
    5,136.95/7,092.47 = 3,371.56/x
  3. Step 3: Cross multiply
    5,136.95x = 7,092.47 × 3,371.56
  4. Step 4: Simplify right side
    5,136.95x = 23,912,678.85
  5. Step 5: Solve for x
    x = 23,912,678.85/5,136.95
  6. Step 6: Final answer
    x = 4,655.03

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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.