Home / 6,715.24-9,266.57-3,690.57

Finding the Fourth Proportional to 6,715.24, 9,266.57 and 3,690.57

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Solution

The fourth proportional to 6,715.24, 9,266.57 and 3,690.57 is: 5,092.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.24 : 9,266.57 = 3,690.57 : x
  2. Step 2: Convert to fraction form
    6,715.24/9,266.57 = 3,690.57/x
  3. Step 3: Cross multiply
    6,715.24x = 9,266.57 × 3,690.57
  4. Step 4: Simplify right side
    6,715.24x = 34,198,958.55
  5. Step 5: Solve for x
    x = 34,198,958.55/6,715.24
  6. Step 6: Final answer
    x = 5,092.74

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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.