Home / 7,508.84-11,270.05-4,001.78

Finding the Fourth Proportional to 7,508.84, 11,270.05 and 4,001.78

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Solution

The fourth proportional to 7,508.84, 11,270.05 and 4,001.78 is: 6,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.84 : 11,270.05 = 4,001.78 : x
  2. Step 2: Convert to fraction form
    7,508.84/11,270.05 = 4,001.78/x
  3. Step 3: Cross multiply
    7,508.84x = 11,270.05 × 4,001.78
  4. Step 4: Simplify right side
    7,508.84x = 45,100,184.33
  5. Step 5: Solve for x
    x = 45,100,184.33/7,508.84
  6. Step 6: Final answer
    x = 6,006.28

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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.