Home / 4,945.38-7,418.07-1,482.63

Finding the Fourth Proportional to 4,945.38, 7,418.07 and 1,482.63

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Solution

The fourth proportional to 4,945.38, 7,418.07 and 1,482.63 is: 2,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.38 : 7,418.07 = 1,482.63 : x
  2. Step 2: Convert to fraction form
    4,945.38/7,418.07 = 1,482.63/x
  3. Step 3: Cross multiply
    4,945.38x = 7,418.07 × 1,482.63
  4. Step 4: Simplify right side
    4,945.38x = 10,998,253.12
  5. Step 5: Solve for x
    x = 10,998,253.12/4,945.38
  6. Step 6: Final answer
    x = 2,223.95

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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.