Home / 9,208.04-13,745.25-8,522.76

Finding the Fourth Proportional to 9,208.04, 13,745.25 and 8,522.76

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Solution

The fourth proportional to 9,208.04, 13,745.25 and 8,522.76 is: 12,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208.04 : 13,745.25 = 8,522.76 : x
  2. Step 2: Convert to fraction form
    9,208.04/13,745.25 = 8,522.76/x
  3. Step 3: Cross multiply
    9,208.04x = 13,745.25 × 8,522.76
  4. Step 4: Simplify right side
    9,208.04x = 117,147,466.89
  5. Step 5: Solve for x
    x = 117,147,466.89/9,208.04
  6. Step 6: Final answer
    x = 12,722.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.