Home / 2,941.28-4,412.60-1,297.96

Finding the Fourth Proportional to 2,941.28, 4,412.60 and 1,297.96

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Solution

The fourth proportional to 2,941.28, 4,412.60 and 1,297.96 is: 1,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.28 : 4,412.60 = 1,297.96 : x
  2. Step 2: Convert to fraction form
    2,941.28/4,412.60 = 1,297.96/x
  3. Step 3: Cross multiply
    2,941.28x = 4,412.60 × 1,297.96
  4. Step 4: Simplify right side
    2,941.28x = 5,727,349.74
  5. Step 5: Solve for x
    x = 5,727,349.74/2,941.28
  6. Step 6: Final answer
    x = 1,947.23

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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.