Home / 11,627.07-16,045.32-6,321.90

Finding the Fourth Proportional to 11,627.07, 16,045.32 and 6,321.90

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Solution

The fourth proportional to 11,627.07, 16,045.32 and 6,321.90 is: 8,724.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.07 : 16,045.32 = 6,321.90 : x
  2. Step 2: Convert to fraction form
    11,627.07/16,045.32 = 6,321.90/x
  3. Step 3: Cross multiply
    11,627.07x = 16,045.32 × 6,321.90
  4. Step 4: Simplify right side
    11,627.07x = 101,436,908.51
  5. Step 5: Solve for x
    x = 101,436,908.51/11,627.07
  6. Step 6: Final answer
    x = 8,724.20

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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.