Home / 11,310.10-17,001.60-8,045.80

Finding the Fourth Proportional to 11,310.10, 17,001.60 and 8,045.80

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Solution

The fourth proportional to 11,310.10, 17,001.60 and 8,045.80 is: 12,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.10 : 17,001.60 = 8,045.80 : x
  2. Step 2: Convert to fraction form
    11,310.10/17,001.60 = 8,045.80/x
  3. Step 3: Cross multiply
    11,310.10x = 17,001.60 × 8,045.80
  4. Step 4: Simplify right side
    11,310.10x = 136,791,473.28
  5. Step 5: Solve for x
    x = 136,791,473.28/11,310.10
  6. Step 6: Final answer
    x = 12,094.63

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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.