Home / 3,126.07-4,305.23-3,058.03

Finding the Fourth Proportional to 3,126.07, 4,305.23 and 3,058.03

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Solution

The fourth proportional to 3,126.07, 4,305.23 and 3,058.03 is: 4,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.07 : 4,305.23 = 3,058.03 : x
  2. Step 2: Convert to fraction form
    3,126.07/4,305.23 = 3,058.03/x
  3. Step 3: Cross multiply
    3,126.07x = 4,305.23 × 3,058.03
  4. Step 4: Simplify right side
    3,126.07x = 13,165,507.21
  5. Step 5: Solve for x
    x = 13,165,507.21/3,126.07
  6. Step 6: Final answer
    x = 4,211.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.