Home / 7,622.76-11,434.14-2,625.38

Finding the Fourth Proportional to 7,622.76, 11,434.14 and 2,625.38

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Solution

The fourth proportional to 7,622.76, 11,434.14 and 2,625.38 is: 3,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.76 : 11,434.14 = 2,625.38 : x
  2. Step 2: Convert to fraction form
    7,622.76/11,434.14 = 2,625.38/x
  3. Step 3: Cross multiply
    7,622.76x = 11,434.14 × 2,625.38
  4. Step 4: Simplify right side
    7,622.76x = 30,018,962.47
  5. Step 5: Solve for x
    x = 30,018,962.47/7,622.76
  6. Step 6: Final answer
    x = 3,938.07

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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.