Home / 5,765.22-7,949.34-4,923.36

Finding the Fourth Proportional to 5,765.22, 7,949.34 and 4,923.36

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Solution

The fourth proportional to 5,765.22, 7,949.34 and 4,923.36 is: 6,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.22 : 7,949.34 = 4,923.36 : x
  2. Step 2: Convert to fraction form
    5,765.22/7,949.34 = 4,923.36/x
  3. Step 3: Cross multiply
    5,765.22x = 7,949.34 × 4,923.36
  4. Step 4: Simplify right side
    5,765.22x = 39,137,462.58
  5. Step 5: Solve for x
    x = 39,137,462.58/5,765.22
  6. Step 6: Final answer
    x = 6,788.55

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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.