Home / 3,064.67-4,227.66-1,805.12

Finding the Fourth Proportional to 3,064.67, 4,227.66 and 1,805.12

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Solution

The fourth proportional to 3,064.67, 4,227.66 and 1,805.12 is: 2,490.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.67 : 4,227.66 = 1,805.12 : x
  2. Step 2: Convert to fraction form
    3,064.67/4,227.66 = 1,805.12/x
  3. Step 3: Cross multiply
    3,064.67x = 4,227.66 × 1,805.12
  4. Step 4: Simplify right side
    3,064.67x = 7,631,433.62
  5. Step 5: Solve for x
    x = 7,631,433.62/3,064.67
  6. Step 6: Final answer
    x = 2,490.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.