Home / 2,513.34-3,764.54-1,687.95

Finding the Fourth Proportional to 2,513.34, 3,764.54 and 1,687.95

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Solution

The fourth proportional to 2,513.34, 3,764.54 and 1,687.95 is: 2,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.34 : 3,764.54 = 1,687.95 : x
  2. Step 2: Convert to fraction form
    2,513.34/3,764.54 = 1,687.95/x
  3. Step 3: Cross multiply
    2,513.34x = 3,764.54 × 1,687.95
  4. Step 4: Simplify right side
    2,513.34x = 6,354,359.51
  5. Step 5: Solve for x
    x = 6,354,359.51/2,513.34
  6. Step 6: Final answer
    x = 2,528.25

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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.