Home / 11,706.45-16,154.22-6,401.16

Finding the Fourth Proportional to 11,706.45, 16,154.22 and 6,401.16

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Solution

The fourth proportional to 11,706.45, 16,154.22 and 6,401.16 is: 8,833.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,706.45 : 16,154.22 = 6,401.16 : x
  2. Step 2: Convert to fraction form
    11,706.45/16,154.22 = 6,401.16/x
  3. Step 3: Cross multiply
    11,706.45x = 16,154.22 × 6,401.16
  4. Step 4: Simplify right side
    11,706.45x = 103,405,746.90
  5. Step 5: Solve for x
    x = 103,405,746.90/11,706.45
  6. Step 6: Final answer
    x = 8,833.23

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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.