Home / 2,632.74-3,947.64-1,656.75

Finding the Fourth Proportional to 2,632.74, 3,947.64 and 1,656.75

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Solution

The fourth proportional to 2,632.74, 3,947.64 and 1,656.75 is: 2,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.74 : 3,947.64 = 1,656.75 : x
  2. Step 2: Convert to fraction form
    2,632.74/3,947.64 = 1,656.75/x
  3. Step 3: Cross multiply
    2,632.74x = 3,947.64 × 1,656.75
  4. Step 4: Simplify right side
    2,632.74x = 6,540,252.57
  5. Step 5: Solve for x
    x = 6,540,252.57/2,632.74
  6. Step 6: Final answer
    x = 2,484.20

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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.