Home / 11,343.54-17,018.77-5,800.78

Finding the Fourth Proportional to 11,343.54, 17,018.77 and 5,800.78

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Solution

The fourth proportional to 11,343.54, 17,018.77 and 5,800.78 is: 8,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.54 : 17,018.77 = 5,800.78 : x
  2. Step 2: Convert to fraction form
    11,343.54/17,018.77 = 5,800.78/x
  3. Step 3: Cross multiply
    11,343.54x = 17,018.77 × 5,800.78
  4. Step 4: Simplify right side
    11,343.54x = 98,722,140.64
  5. Step 5: Solve for x
    x = 98,722,140.64/11,343.54
  6. Step 6: Final answer
    x = 8,702.94

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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.