Home / 7,071.83-10,608.08-2,391.72

Finding the Fourth Proportional to 7,071.83, 10,608.08 and 2,391.72

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Solution

The fourth proportional to 7,071.83, 10,608.08 and 2,391.72 is: 3,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.83 : 10,608.08 = 2,391.72 : x
  2. Step 2: Convert to fraction form
    7,071.83/10,608.08 = 2,391.72/x
  3. Step 3: Cross multiply
    7,071.83x = 10,608.08 × 2,391.72
  4. Step 4: Simplify right side
    7,071.83x = 25,371,545.14
  5. Step 5: Solve for x
    x = 25,371,545.14/7,071.83
  6. Step 6: Final answer
    x = 3,587.69

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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.