Home / 5,006.98-7,508.19-2,666.39

Finding the Fourth Proportional to 5,006.98, 7,508.19 and 2,666.39

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Solution

The fourth proportional to 5,006.98, 7,508.19 and 2,666.39 is: 3,998.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.98 : 7,508.19 = 2,666.39 : x
  2. Step 2: Convert to fraction form
    5,006.98/7,508.19 = 2,666.39/x
  3. Step 3: Cross multiply
    5,006.98x = 7,508.19 × 2,666.39
  4. Step 4: Simplify right side
    5,006.98x = 20,019,735.19
  5. Step 5: Solve for x
    x = 20,019,735.19/5,006.98
  6. Step 6: Final answer
    x = 3,998.36

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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.