Home / 5,052.39-7,578.61-1,765.49

Finding the Fourth Proportional to 5,052.39, 7,578.61 and 1,765.49

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Solution

The fourth proportional to 5,052.39, 7,578.61 and 1,765.49 is: 2,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.39 : 7,578.61 = 1,765.49 : x
  2. Step 2: Convert to fraction form
    5,052.39/7,578.61 = 1,765.49/x
  3. Step 3: Cross multiply
    5,052.39x = 7,578.61 × 1,765.49
  4. Step 4: Simplify right side
    5,052.39x = 13,379,960.17
  5. Step 5: Solve for x
    x = 13,379,960.17/5,052.39
  6. Step 6: Final answer
    x = 2,648.24

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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.