Home / 11,841.18-17,728.95-5,985.55

Finding the Fourth Proportional to 11,841.18, 17,728.95 and 5,985.55

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Solution

The fourth proportional to 11,841.18, 17,728.95 and 5,985.55 is: 8,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.18 : 17,728.95 = 5,985.55 : x
  2. Step 2: Convert to fraction form
    11,841.18/17,728.95 = 5,985.55/x
  3. Step 3: Cross multiply
    11,841.18x = 17,728.95 × 5,985.55
  4. Step 4: Simplify right side
    11,841.18x = 106,117,516.67
  5. Step 5: Solve for x
    x = 106,117,516.67/11,841.18
  6. Step 6: Final answer
    x = 8,961.73

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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.