Home / 2,688.52-3,710.37-1,626.43

Finding the Fourth Proportional to 2,688.52, 3,710.37 and 1,626.43

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Solution

The fourth proportional to 2,688.52, 3,710.37 and 1,626.43 is: 2,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688.52 : 3,710.37 = 1,626.43 : x
  2. Step 2: Convert to fraction form
    2,688.52/3,710.37 = 1,626.43/x
  3. Step 3: Cross multiply
    2,688.52x = 3,710.37 × 1,626.43
  4. Step 4: Simplify right side
    2,688.52x = 6,034,657.08
  5. Step 5: Solve for x
    x = 6,034,657.08/2,688.52
  6. Step 6: Final answer
    x = 2,244.60

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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.