Home / 3,386.53-5,078.96-2,297.65

Finding the Fourth Proportional to 3,386.53, 5,078.96 and 2,297.65

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Solution

The fourth proportional to 3,386.53, 5,078.96 and 2,297.65 is: 3,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.53 : 5,078.96 = 2,297.65 : x
  2. Step 2: Convert to fraction form
    3,386.53/5,078.96 = 2,297.65/x
  3. Step 3: Cross multiply
    3,386.53x = 5,078.96 × 2,297.65
  4. Step 4: Simplify right side
    3,386.53x = 11,669,660.96
  5. Step 5: Solve for x
    x = 11,669,660.96/3,386.53
  6. Step 6: Final answer
    x = 3,445.91

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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.