Home / 2,389.62-3,297.96-1,341.84

Finding the Fourth Proportional to 2,389.62, 3,297.96 and 1,341.84

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Solution

The fourth proportional to 2,389.62, 3,297.96 and 1,341.84 is: 1,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.62 : 3,297.96 = 1,341.84 : x
  2. Step 2: Convert to fraction form
    2,389.62/3,297.96 = 1,341.84/x
  3. Step 3: Cross multiply
    2,389.62x = 3,297.96 × 1,341.84
  4. Step 4: Simplify right side
    2,389.62x = 4,425,334.65
  5. Step 5: Solve for x
    x = 4,425,334.65/2,389.62
  6. Step 6: Final answer
    x = 1,851.90

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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.