Home / 2,374.85-3,279.48-1,537.01

Finding the Fourth Proportional to 2,374.85, 3,279.48 and 1,537.01

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Solution

The fourth proportional to 2,374.85, 3,279.48 and 1,537.01 is: 2,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.85 : 3,279.48 = 1,537.01 : x
  2. Step 2: Convert to fraction form
    2,374.85/3,279.48 = 1,537.01/x
  3. Step 3: Cross multiply
    2,374.85x = 3,279.48 × 1,537.01
  4. Step 4: Simplify right side
    2,374.85x = 5,040,577.16
  5. Step 5: Solve for x
    x = 5,040,577.16/2,374.85
  6. Step 6: Final answer
    x = 2,122.49

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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.