Home / 3,370.58-5,052.41-1,290.10

Finding the Fourth Proportional to 3,370.58, 5,052.41 and 1,290.10

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Solution

The fourth proportional to 3,370.58, 5,052.41 and 1,290.10 is: 1,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.58 : 5,052.41 = 1,290.10 : x
  2. Step 2: Convert to fraction form
    3,370.58/5,052.41 = 1,290.10/x
  3. Step 3: Cross multiply
    3,370.58x = 5,052.41 × 1,290.10
  4. Step 4: Simplify right side
    3,370.58x = 6,518,082.43
  5. Step 5: Solve for x
    x = 6,518,082.43/3,370.58
  6. Step 6: Final answer
    x = 1,933.82

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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.