Home / 6,718.01-10,074.38-3,945.38

Finding the Fourth Proportional to 6,718.01, 10,074.38 and 3,945.38

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Solution

The fourth proportional to 6,718.01, 10,074.38 and 3,945.38 is: 5,916.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.01 : 10,074.38 = 3,945.38 : x
  2. Step 2: Convert to fraction form
    6,718.01/10,074.38 = 3,945.38/x
  3. Step 3: Cross multiply
    6,718.01x = 10,074.38 × 3,945.38
  4. Step 4: Simplify right side
    6,718.01x = 39,747,187.27
  5. Step 5: Solve for x
    x = 39,747,187.27/6,718.01
  6. Step 6: Final answer
    x = 5,916.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.