Home / 3,500.47-5,249.34-1,551.31

Finding the Fourth Proportional to 3,500.47, 5,249.34 and 1,551.31

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Solution

The fourth proportional to 3,500.47, 5,249.34 and 1,551.31 is: 2,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.47 : 5,249.34 = 1,551.31 : x
  2. Step 2: Convert to fraction form
    3,500.47/5,249.34 = 1,551.31/x
  3. Step 3: Cross multiply
    3,500.47x = 5,249.34 × 1,551.31
  4. Step 4: Simplify right side
    3,500.47x = 8,143,340.51
  5. Step 5: Solve for x
    x = 8,143,340.51/3,500.47
  6. Step 6: Final answer
    x = 2,326.36

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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.