Home / 11,222.03-15,486.30-6,117.55

Finding the Fourth Proportional to 11,222.03, 15,486.30 and 6,117.55

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Solution

The fourth proportional to 11,222.03, 15,486.30 and 6,117.55 is: 8,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,222.03 : 15,486.30 = 6,117.55 : x
  2. Step 2: Convert to fraction form
    11,222.03/15,486.30 = 6,117.55/x
  3. Step 3: Cross multiply
    11,222.03x = 15,486.30 × 6,117.55
  4. Step 4: Simplify right side
    11,222.03x = 94,738,202.85
  5. Step 5: Solve for x
    x = 94,738,202.85/11,222.03
  6. Step 6: Final answer
    x = 8,442.16

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Double scale
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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.