Home / 4,910.60-7,373.10-3,456.20

Finding the Fourth Proportional to 4,910.60, 7,373.10 and 3,456.20

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Solution

The fourth proportional to 4,910.60, 7,373.10 and 3,456.20 is: 5,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.60 : 7,373.10 = 3,456.20 : x
  2. Step 2: Convert to fraction form
    4,910.60/7,373.10 = 3,456.20/x
  3. Step 3: Cross multiply
    4,910.60x = 7,373.10 × 3,456.20
  4. Step 4: Simplify right side
    4,910.60x = 25,482,908.22
  5. Step 5: Solve for x
    x = 25,482,908.22/4,910.60
  6. Step 6: Final answer
    x = 5,189.37

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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.