Home / 7,552.45-11,328.78-2,622.24

Finding the Fourth Proportional to 7,552.45, 11,328.78 and 2,622.24

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Solution

The fourth proportional to 7,552.45, 11,328.78 and 2,622.24 is: 3,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.45 : 11,328.78 = 2,622.24 : x
  2. Step 2: Convert to fraction form
    7,552.45/11,328.78 = 2,622.24/x
  3. Step 3: Cross multiply
    7,552.45x = 11,328.78 × 2,622.24
  4. Step 4: Simplify right side
    7,552.45x = 29,706,780.07
  5. Step 5: Solve for x
    x = 29,706,780.07/7,552.45
  6. Step 6: Final answer
    x = 3,933.40

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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.