Home / 11,346.24-15,655.92-6,310.32

Finding the Fourth Proportional to 11,346.24, 15,655.92 and 6,310.32

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Solution

The fourth proportional to 11,346.24, 15,655.92 and 6,310.32 is: 8,707.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.24 : 15,655.92 = 6,310.32 : x
  2. Step 2: Convert to fraction form
    11,346.24/15,655.92 = 6,310.32/x
  3. Step 3: Cross multiply
    11,346.24x = 15,655.92 × 6,310.32
  4. Step 4: Simplify right side
    11,346.24x = 98,793,865.09
  5. Step 5: Solve for x
    x = 98,793,865.09/11,346.24
  6. Step 6: Final answer
    x = 8,707.19

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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.