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Finding the Fourth Proportional to 4,928.08, 7,363.26 and 4,755.82

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Solution

The fourth proportional to 4,928.08, 7,363.26 and 4,755.82 is: 7,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.08 : 7,363.26 = 4,755.82 : x
  2. Step 2: Convert to fraction form
    4,928.08/7,363.26 = 4,755.82/x
  3. Step 3: Cross multiply
    4,928.08x = 7,363.26 × 4,755.82
  4. Step 4: Simplify right side
    4,928.08x = 35,018,339.17
  5. Step 5: Solve for x
    x = 35,018,339.17/4,928.08
  6. Step 6: Final answer
    x = 7,105.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.