Home / 7,070.67-10,604.91-3,948.75

Finding the Fourth Proportional to 7,070.67, 10,604.91 and 3,948.75

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Solution

The fourth proportional to 7,070.67, 10,604.91 and 3,948.75 is: 5,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.67 : 10,604.91 = 3,948.75 : x
  2. Step 2: Convert to fraction form
    7,070.67/10,604.91 = 3,948.75/x
  3. Step 3: Cross multiply
    7,070.67x = 10,604.91 × 3,948.75
  4. Step 4: Simplify right side
    7,070.67x = 41,876,138.36
  5. Step 5: Solve for x
    x = 41,876,138.36/7,070.67
  6. Step 6: Final answer
    x = 5,922.51

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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.