Home / 7,704.74-10,633.55-5,720.94

Finding the Fourth Proportional to 7,704.74, 10,633.55 and 5,720.94

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Solution

The fourth proportional to 7,704.74, 10,633.55 and 5,720.94 is: 7,895.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.74 : 10,633.55 = 5,720.94 : x
  2. Step 2: Convert to fraction form
    7,704.74/10,633.55 = 5,720.94/x
  3. Step 3: Cross multiply
    7,704.74x = 10,633.55 × 5,720.94
  4. Step 4: Simplify right side
    7,704.74x = 60,833,872.93
  5. Step 5: Solve for x
    x = 60,833,872.93/7,704.74
  6. Step 6: Final answer
    x = 7,895.65

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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.