Home / 2,376.36-3,278.70-1,537.08

Finding the Fourth Proportional to 2,376.36, 3,278.70 and 1,537.08

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Solution

The fourth proportional to 2,376.36, 3,278.70 and 1,537.08 is: 2,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.36 : 3,278.70 = 1,537.08 : x
  2. Step 2: Convert to fraction form
    2,376.36/3,278.70 = 1,537.08/x
  3. Step 3: Cross multiply
    2,376.36x = 3,278.70 × 1,537.08
  4. Step 4: Simplify right side
    2,376.36x = 5,039,624.20
  5. Step 5: Solve for x
    x = 5,039,624.20/2,376.36
  6. Step 6: Final answer
    x = 2,120.73

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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.