Home / 7,755.03-11,632.59-2,208.42

Finding the Fourth Proportional to 7,755.03, 11,632.59 and 2,208.42

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Solution

The fourth proportional to 7,755.03, 11,632.59 and 2,208.42 is: 3,312.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.03 : 11,632.59 = 2,208.42 : x
  2. Step 2: Convert to fraction form
    7,755.03/11,632.59 = 2,208.42/x
  3. Step 3: Cross multiply
    7,755.03x = 11,632.59 × 2,208.42
  4. Step 4: Simplify right side
    7,755.03x = 25,689,644.41
  5. Step 5: Solve for x
    x = 25,689,644.41/7,755.03
  6. Step 6: Final answer
    x = 3,312.64

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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.