Home / 2,682.59-3,702.08-1,563.35

Finding the Fourth Proportional to 2,682.59, 3,702.08 and 1,563.35

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Solution

The fourth proportional to 2,682.59, 3,702.08 and 1,563.35 is: 2,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.59 : 3,702.08 = 1,563.35 : x
  2. Step 2: Convert to fraction form
    2,682.59/3,702.08 = 1,563.35/x
  3. Step 3: Cross multiply
    2,682.59x = 3,702.08 × 1,563.35
  4. Step 4: Simplify right side
    2,682.59x = 5,787,632.17
  5. Step 5: Solve for x
    x = 5,787,632.17/2,682.59
  6. Step 6: Final answer
    x = 2,157.48

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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.