Home / 7,708.35-11,557.14-3,950.91

Finding the Fourth Proportional to 7,708.35, 11,557.14 and 3,950.91

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Solution

The fourth proportional to 7,708.35, 11,557.14 and 3,950.91 is: 5,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.35 : 11,557.14 = 3,950.91 : x
  2. Step 2: Convert to fraction form
    7,708.35/11,557.14 = 3,950.91/x
  3. Step 3: Cross multiply
    7,708.35x = 11,557.14 × 3,950.91
  4. Step 4: Simplify right side
    7,708.35x = 45,661,220.00
  5. Step 5: Solve for x
    x = 45,661,220.00/7,708.35
  6. Step 6: Final answer
    x = 5,923.60

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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.