Home / 8,764.07-12,094.41-5,620.25

Finding the Fourth Proportional to 8,764.07, 12,094.41 and 5,620.25

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Solution

The fourth proportional to 8,764.07, 12,094.41 and 5,620.25 is: 7,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.07 : 12,094.41 = 5,620.25 : x
  2. Step 2: Convert to fraction form
    8,764.07/12,094.41 = 5,620.25/x
  3. Step 3: Cross multiply
    8,764.07x = 12,094.41 × 5,620.25
  4. Step 4: Simplify right side
    8,764.07x = 67,973,579.70
  5. Step 5: Solve for x
    x = 67,973,579.70/8,764.07
  6. Step 6: Final answer
    x = 7,755.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.