Home / 11,057.08-15,256.12-6,275.96

Finding the Fourth Proportional to 11,057.08, 15,256.12 and 6,275.96

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Solution

The fourth proportional to 11,057.08, 15,256.12 and 6,275.96 is: 8,659.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.08 : 15,256.12 = 6,275.96 : x
  2. Step 2: Convert to fraction form
    11,057.08/15,256.12 = 6,275.96/x
  3. Step 3: Cross multiply
    11,057.08x = 15,256.12 × 6,275.96
  4. Step 4: Simplify right side
    11,057.08x = 95,746,798.88
  5. Step 5: Solve for x
    x = 95,746,798.88/11,057.08
  6. Step 6: Final answer
    x = 8,659.32

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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.