Home / 8,840.72-13,261.49-6,255.20

Finding the Fourth Proportional to 8,840.72, 13,261.49 and 6,255.20

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Solution

The fourth proportional to 8,840.72, 13,261.49 and 6,255.20 is: 9,383.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.72 : 13,261.49 = 6,255.20 : x
  2. Step 2: Convert to fraction form
    8,840.72/13,261.49 = 6,255.20/x
  3. Step 3: Cross multiply
    8,840.72x = 13,261.49 × 6,255.20
  4. Step 4: Simplify right side
    8,840.72x = 82,953,272.25
  5. Step 5: Solve for x
    x = 82,953,272.25/8,840.72
  6. Step 6: Final answer
    x = 9,383.09

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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.