Home / 4,899.33-7,346.97-1,778.58

Finding the Fourth Proportional to 4,899.33, 7,346.97 and 1,778.58

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Solution

The fourth proportional to 4,899.33, 7,346.97 and 1,778.58 is: 2,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.33 : 7,346.97 = 1,778.58 : x
  2. Step 2: Convert to fraction form
    4,899.33/7,346.97 = 1,778.58/x
  3. Step 3: Cross multiply
    4,899.33x = 7,346.97 × 1,778.58
  4. Step 4: Simplify right side
    4,899.33x = 13,067,173.90
  5. Step 5: Solve for x
    x = 13,067,173.90/4,899.33
  6. Step 6: Final answer
    x = 2,667.13

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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.