Home / 8,058.72-11,120.87-4,473.47

Finding the Fourth Proportional to 8,058.72, 11,120.87 and 4,473.47

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Solution

The fourth proportional to 8,058.72, 11,120.87 and 4,473.47 is: 6,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.72 : 11,120.87 = 4,473.47 : x
  2. Step 2: Convert to fraction form
    8,058.72/11,120.87 = 4,473.47/x
  3. Step 3: Cross multiply
    8,058.72x = 11,120.87 × 4,473.47
  4. Step 4: Simplify right side
    8,058.72x = 49,748,917.30
  5. Step 5: Solve for x
    x = 49,748,917.30/8,058.72
  6. Step 6: Final answer
    x = 6,173.30

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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.