Home / 4,900.33-7,347.75-1,613.15

Finding the Fourth Proportional to 4,900.33, 7,347.75 and 1,613.15

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Solution

The fourth proportional to 4,900.33, 7,347.75 and 1,613.15 is: 2,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.33 : 7,347.75 = 1,613.15 : x
  2. Step 2: Convert to fraction form
    4,900.33/7,347.75 = 1,613.15/x
  3. Step 3: Cross multiply
    4,900.33x = 7,347.75 × 1,613.15
  4. Step 4: Simplify right side
    4,900.33x = 11,853,007.68
  5. Step 5: Solve for x
    x = 11,853,007.68/4,900.33
  6. Step 6: Final answer
    x = 2,418.82

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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.