Home / 2,954.82-4,426.52-1,657.20

Finding the Fourth Proportional to 2,954.82, 4,426.52 and 1,657.20

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Solution

The fourth proportional to 2,954.82, 4,426.52 and 1,657.20 is: 2,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.82 : 4,426.52 = 1,657.20 : x
  2. Step 2: Convert to fraction form
    2,954.82/4,426.52 = 1,657.20/x
  3. Step 3: Cross multiply
    2,954.82x = 4,426.52 × 1,657.20
  4. Step 4: Simplify right side
    2,954.82x = 7,335,628.94
  5. Step 5: Solve for x
    x = 7,335,628.94/2,954.82
  6. Step 6: Final answer
    x = 2,482.60

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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.