Home / 5,049.09-7,569.36-2,415.15

Finding the Fourth Proportional to 5,049.09, 7,569.36 and 2,415.15

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Solution

The fourth proportional to 5,049.09, 7,569.36 and 2,415.15 is: 3,620.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.09 : 7,569.36 = 2,415.15 : x
  2. Step 2: Convert to fraction form
    5,049.09/7,569.36 = 2,415.15/x
  3. Step 3: Cross multiply
    5,049.09x = 7,569.36 × 2,415.15
  4. Step 4: Simplify right side
    5,049.09x = 18,281,139.80
  5. Step 5: Solve for x
    x = 18,281,139.80/5,049.09
  6. Step 6: Final answer
    x = 3,620.68

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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.