Home / 8,738.08-12,058.52-4,759.20

Finding the Fourth Proportional to 8,738.08, 12,058.52 and 4,759.20

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Solution

The fourth proportional to 8,738.08, 12,058.52 and 4,759.20 is: 6,567.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.08 : 12,058.52 = 4,759.20 : x
  2. Step 2: Convert to fraction form
    8,738.08/12,058.52 = 4,759.20/x
  3. Step 3: Cross multiply
    8,738.08x = 12,058.52 × 4,759.20
  4. Step 4: Simplify right side
    8,738.08x = 57,388,908.38
  5. Step 5: Solve for x
    x = 57,388,908.38/8,738.08
  6. Step 6: Final answer
    x = 6,567.68

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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.