Home / 2,955.18-4,433.29-1,107.54

Finding the Fourth Proportional to 2,955.18, 4,433.29 and 1,107.54

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Solution

The fourth proportional to 2,955.18, 4,433.29 and 1,107.54 is: 1,661.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.18 : 4,433.29 = 1,107.54 : x
  2. Step 2: Convert to fraction form
    2,955.18/4,433.29 = 1,107.54/x
  3. Step 3: Cross multiply
    2,955.18x = 4,433.29 × 1,107.54
  4. Step 4: Simplify right side
    2,955.18x = 4,910,046.01
  5. Step 5: Solve for x
    x = 4,910,046.01/2,955.18
  6. Step 6: Final answer
    x = 1,661.50

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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.