Home / 2,905.11-4,356.09-1,344.24

Finding the Fourth Proportional to 2,905.11, 4,356.09 and 1,344.24

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Solution

The fourth proportional to 2,905.11, 4,356.09 and 1,344.24 is: 2,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.11 : 4,356.09 = 1,344.24 : x
  2. Step 2: Convert to fraction form
    2,905.11/4,356.09 = 1,344.24/x
  3. Step 3: Cross multiply
    2,905.11x = 4,356.09 × 1,344.24
  4. Step 4: Simplify right side
    2,905.11x = 5,855,630.42
  5. Step 5: Solve for x
    x = 5,855,630.42/2,905.11
  6. Step 6: Final answer
    x = 2,015.63

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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.