Home / 8,014.07-11,057.40-4,991.55

Finding the Fourth Proportional to 8,014.07, 11,057.40 and 4,991.55

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Solution

The fourth proportional to 8,014.07, 11,057.40 and 4,991.55 is: 6,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.07 : 11,057.40 = 4,991.55 : x
  2. Step 2: Convert to fraction form
    8,014.07/11,057.40 = 4,991.55/x
  3. Step 3: Cross multiply
    8,014.07x = 11,057.40 × 4,991.55
  4. Step 4: Simplify right side
    8,014.07x = 55,193,564.97
  5. Step 5: Solve for x
    x = 55,193,564.97/8,014.07
  6. Step 6: Final answer
    x = 6,887.09

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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.