Home / 5,767.98-7,959.36-3,409.68

Finding the Fourth Proportional to 5,767.98, 7,959.36 and 3,409.68

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Solution

The fourth proportional to 5,767.98, 7,959.36 and 3,409.68 is: 4,705.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.98 : 7,959.36 = 3,409.68 : x
  2. Step 2: Convert to fraction form
    5,767.98/7,959.36 = 3,409.68/x
  3. Step 3: Cross multiply
    5,767.98x = 7,959.36 × 3,409.68
  4. Step 4: Simplify right side
    5,767.98x = 27,138,870.60
  5. Step 5: Solve for x
    x = 27,138,870.60/5,767.98
  6. Step 6: Final answer
    x = 4,705.09

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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.