Home / 5,696.12-7,860.44-3,338.21

Finding the Fourth Proportional to 5,696.12, 7,860.44 and 3,338.21

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Solution

The fourth proportional to 5,696.12, 7,860.44 and 3,338.21 is: 4,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.12 : 7,860.44 = 3,338.21 : x
  2. Step 2: Convert to fraction form
    5,696.12/7,860.44 = 3,338.21/x
  3. Step 3: Cross multiply
    5,696.12x = 7,860.44 × 3,338.21
  4. Step 4: Simplify right side
    5,696.12x = 26,239,827.41
  5. Step 5: Solve for x
    x = 26,239,827.41/5,696.12
  6. Step 6: Final answer
    x = 4,606.61

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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.