Home / 11,341.08-15,646.32-8,363.97

Finding the Fourth Proportional to 11,341.08, 15,646.32 and 8,363.97

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Solution

The fourth proportional to 11,341.08, 15,646.32 and 8,363.97 is: 11,539.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.08 : 15,646.32 = 8,363.97 : x
  2. Step 2: Convert to fraction form
    11,341.08/15,646.32 = 8,363.97/x
  3. Step 3: Cross multiply
    11,341.08x = 15,646.32 × 8,363.97
  4. Step 4: Simplify right side
    11,341.08x = 130,865,351.09
  5. Step 5: Solve for x
    x = 130,865,351.09/11,341.08
  6. Step 6: Final answer
    x = 11,539.06

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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.