Home / 2,941.11-4,412.81-1,296.50

Finding the Fourth Proportional to 2,941.11, 4,412.81 and 1,296.50

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Solution

The fourth proportional to 2,941.11, 4,412.81 and 1,296.50 is: 1,945.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.11 : 4,412.81 = 1,296.50 : x
  2. Step 2: Convert to fraction form
    2,941.11/4,412.81 = 1,296.50/x
  3. Step 3: Cross multiply
    2,941.11x = 4,412.81 × 1,296.50
  4. Step 4: Simplify right side
    2,941.11x = 5,721,179.62
  5. Step 5: Solve for x
    x = 5,721,179.62/2,941.11
  6. Step 6: Final answer
    x = 1,945.25

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1.5x scale

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.