Home / 2,460.07-3,687.43-1,211.53

Finding the Fourth Proportional to 2,460.07, 3,687.43 and 1,211.53

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Solution

The fourth proportional to 2,460.07, 3,687.43 and 1,211.53 is: 1,815.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.07 : 3,687.43 = 1,211.53 : x
  2. Step 2: Convert to fraction form
    2,460.07/3,687.43 = 1,211.53/x
  3. Step 3: Cross multiply
    2,460.07x = 3,687.43 × 1,211.53
  4. Step 4: Simplify right side
    2,460.07x = 4,467,432.07
  5. Step 5: Solve for x
    x = 4,467,432.07/2,460.07
  6. Step 6: Final answer
    x = 1,815.98

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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.