Home / 7,451.07-11,178.41-5,264.07

Finding the Fourth Proportional to 7,451.07, 11,178.41 and 5,264.07

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Solution

The fourth proportional to 7,451.07, 11,178.41 and 5,264.07 is: 7,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.07 : 11,178.41 = 5,264.07 : x
  2. Step 2: Convert to fraction form
    7,451.07/11,178.41 = 5,264.07/x
  3. Step 3: Cross multiply
    7,451.07x = 11,178.41 × 5,264.07
  4. Step 4: Simplify right side
    7,451.07x = 58,843,906.41
  5. Step 5: Solve for x
    x = 58,843,906.41/7,451.07
  6. Step 6: Final answer
    x = 7,897.38

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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.