Home / 11,203.32-15,460.20-6,167.64

Finding the Fourth Proportional to 11,203.32, 15,460.20 and 6,167.64

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Solution

The fourth proportional to 11,203.32, 15,460.20 and 6,167.64 is: 8,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.32 : 15,460.20 = 6,167.64 : x
  2. Step 2: Convert to fraction form
    11,203.32/15,460.20 = 6,167.64/x
  3. Step 3: Cross multiply
    11,203.32x = 15,460.20 × 6,167.64
  4. Step 4: Simplify right side
    11,203.32x = 95,352,947.93
  5. Step 5: Solve for x
    x = 95,352,947.93/11,203.32
  6. Step 6: Final answer
    x = 8,511.13

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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.