Home / 11,003.30-15,184.65-6,288.26

Finding the Fourth Proportional to 11,003.30, 15,184.65 and 6,288.26

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Solution

The fourth proportional to 11,003.30, 15,184.65 and 6,288.26 is: 8,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.30 : 15,184.65 = 6,288.26 : x
  2. Step 2: Convert to fraction form
    11,003.30/15,184.65 = 6,288.26/x
  3. Step 3: Cross multiply
    11,003.30x = 15,184.65 × 6,288.26
  4. Step 4: Simplify right side
    11,003.30x = 95,485,027.21
  5. Step 5: Solve for x
    x = 95,485,027.21/11,003.30
  6. Step 6: Final answer
    x = 8,677.85

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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.