Home / 3,552.38-5,326.69-1,577.15

Finding the Fourth Proportional to 3,552.38, 5,326.69 and 1,577.15

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Solution

The fourth proportional to 3,552.38, 5,326.69 and 1,577.15 is: 2,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.38 : 5,326.69 = 1,577.15 : x
  2. Step 2: Convert to fraction form
    3,552.38/5,326.69 = 1,577.15/x
  3. Step 3: Cross multiply
    3,552.38x = 5,326.69 × 1,577.15
  4. Step 4: Simplify right side
    3,552.38x = 8,400,989.13
  5. Step 5: Solve for x
    x = 8,400,989.13/3,552.38
  6. Step 6: Final answer
    x = 2,364.89

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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.