Home / 2,461.59-3,687.32-1,637.21

Finding the Fourth Proportional to 2,461.59, 3,687.32 and 1,637.21

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Solution

The fourth proportional to 2,461.59, 3,687.32 and 1,637.21 is: 2,452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.59 : 3,687.32 = 1,637.21 : x
  2. Step 2: Convert to fraction form
    2,461.59/3,687.32 = 1,637.21/x
  3. Step 3: Cross multiply
    2,461.59x = 3,687.32 × 1,637.21
  4. Step 4: Simplify right side
    2,461.59x = 6,036,930.49
  5. Step 5: Solve for x
    x = 6,036,930.49/2,461.59
  6. Step 6: Final answer
    x = 2,452.45

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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.