Home / 6,715.55-10,063.47-3,379.21

Finding the Fourth Proportional to 6,715.55, 10,063.47 and 3,379.21

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Solution

The fourth proportional to 6,715.55, 10,063.47 and 3,379.21 is: 5,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.55 : 10,063.47 = 3,379.21 : x
  2. Step 2: Convert to fraction form
    6,715.55/10,063.47 = 3,379.21/x
  3. Step 3: Cross multiply
    6,715.55x = 10,063.47 × 3,379.21
  4. Step 4: Simplify right side
    6,715.55x = 34,006,561.56
  5. Step 5: Solve for x
    x = 34,006,561.56/6,715.55
  6. Step 6: Final answer
    x = 5,063.85

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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.