Home / 7,094.61-9,790.67-3,950.80

Finding the Fourth Proportional to 7,094.61, 9,790.67 and 3,950.80

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Solution

The fourth proportional to 7,094.61, 9,790.67 and 3,950.80 is: 5,452.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,094.61 : 9,790.67 = 3,950.80 : x
  2. Step 2: Convert to fraction form
    7,094.61/9,790.67 = 3,950.80/x
  3. Step 3: Cross multiply
    7,094.61x = 9,790.67 × 3,950.80
  4. Step 4: Simplify right side
    7,094.61x = 38,680,991.97
  5. Step 5: Solve for x
    x = 38,680,991.97/7,094.61
  6. Step 6: Final answer
    x = 5,452.16

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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.