Home / 11,344.44-15,655.86-6,309.18

Finding the Fourth Proportional to 11,344.44, 15,655.86 and 6,309.18

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Solution

The fourth proportional to 11,344.44, 15,655.86 and 6,309.18 is: 8,706.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.44 : 15,655.86 = 6,309.18 : x
  2. Step 2: Convert to fraction form
    11,344.44/15,655.86 = 6,309.18/x
  3. Step 3: Cross multiply
    11,344.44x = 15,655.86 × 6,309.18
  4. Step 4: Simplify right side
    11,344.44x = 98,775,638.79
  5. Step 5: Solve for x
    x = 98,775,638.79/11,344.44
  6. Step 6: Final answer
    x = 8,706.96

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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.