Home / 3,507.72-5,260.43-1,167.09

Finding the Fourth Proportional to 3,507.72, 5,260.43 and 1,167.09

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Solution

The fourth proportional to 3,507.72, 5,260.43 and 1,167.09 is: 1,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.72 : 5,260.43 = 1,167.09 : x
  2. Step 2: Convert to fraction form
    3,507.72/5,260.43 = 1,167.09/x
  3. Step 3: Cross multiply
    3,507.72x = 5,260.43 × 1,167.09
  4. Step 4: Simplify right side
    3,507.72x = 6,139,401.82
  5. Step 5: Solve for x
    x = 6,139,401.82/3,507.72
  6. Step 6: Final answer
    x = 1,750.26

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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.