Home / 5,058.20-6,977.66-4,115.03

Finding the Fourth Proportional to 5,058.20, 6,977.66 and 4,115.03

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Solution

The fourth proportional to 5,058.20, 6,977.66 and 4,115.03 is: 5,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.20 : 6,977.66 = 4,115.03 : x
  2. Step 2: Convert to fraction form
    5,058.20/6,977.66 = 4,115.03/x
  3. Step 3: Cross multiply
    5,058.20x = 6,977.66 × 4,115.03
  4. Step 4: Simplify right side
    5,058.20x = 28,713,224.77
  5. Step 5: Solve for x
    x = 28,713,224.77/5,058.20
  6. Step 6: Final answer
    x = 5,676.58

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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.