Home / 11,346.29-15,659.27-6,869.93

Finding the Fourth Proportional to 11,346.29, 15,659.27 and 6,869.93

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Solution

The fourth proportional to 11,346.29, 15,659.27 and 6,869.93 is: 9,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.29 : 15,659.27 = 6,869.93 : x
  2. Step 2: Convert to fraction form
    11,346.29/15,659.27 = 6,869.93/x
  3. Step 3: Cross multiply
    11,346.29x = 15,659.27 × 6,869.93
  4. Step 4: Simplify right side
    11,346.29x = 107,577,976.11
  5. Step 5: Solve for x
    x = 107,577,976.11/11,346.29
  6. Step 6: Final answer
    x = 9,481.34

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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.