Home / 5,010.95-7,508.22-2,668.47

Finding the Fourth Proportional to 5,010.95, 7,508.22 and 2,668.47

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Solution

The fourth proportional to 5,010.95, 7,508.22 and 2,668.47 is: 3,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.95 : 7,508.22 = 2,668.47 : x
  2. Step 2: Convert to fraction form
    5,010.95/7,508.22 = 2,668.47/x
  3. Step 3: Cross multiply
    5,010.95x = 7,508.22 × 2,668.47
  4. Step 4: Simplify right side
    5,010.95x = 20,035,459.82
  5. Step 5: Solve for x
    x = 20,035,459.82/5,010.95
  6. Step 6: Final answer
    x = 3,998.33

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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.