Home / 7,717.45-10,651.82-4,362.21

Finding the Fourth Proportional to 7,717.45, 10,651.82 and 4,362.21

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Solution

The fourth proportional to 7,717.45, 10,651.82 and 4,362.21 is: 6,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.45 : 10,651.82 = 4,362.21 : x
  2. Step 2: Convert to fraction form
    7,717.45/10,651.82 = 4,362.21/x
  3. Step 3: Cross multiply
    7,717.45x = 10,651.82 × 4,362.21
  4. Step 4: Simplify right side
    7,717.45x = 46,465,475.72
  5. Step 5: Solve for x
    x = 46,465,475.72/7,717.45
  6. Step 6: Final answer
    x = 6,020.83

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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.