Home / 11,213.64-15,475.65-8,027.22

Finding the Fourth Proportional to 11,213.64, 15,475.65 and 8,027.22

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Solution

The fourth proportional to 11,213.64, 15,475.65 and 8,027.22 is: 11,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.64 : 15,475.65 = 8,027.22 : x
  2. Step 2: Convert to fraction form
    11,213.64/15,475.65 = 8,027.22/x
  3. Step 3: Cross multiply
    11,213.64x = 15,475.65 × 8,027.22
  4. Step 4: Simplify right side
    11,213.64x = 124,226,447.19
  5. Step 5: Solve for x
    x = 124,226,447.19/11,213.64
  6. Step 6: Final answer
    x = 11,078.16

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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.