Home / 11,795.10-16,277.22-6,490.10

Finding the Fourth Proportional to 11,795.10, 16,277.22 and 6,490.10

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Solution

The fourth proportional to 11,795.10, 16,277.22 and 6,490.10 is: 8,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.10 : 16,277.22 = 6,490.10 : x
  2. Step 2: Convert to fraction form
    11,795.10/16,277.22 = 6,490.10/x
  3. Step 3: Cross multiply
    11,795.10x = 16,277.22 × 6,490.10
  4. Step 4: Simplify right side
    11,795.10x = 105,640,785.52
  5. Step 5: Solve for x
    x = 105,640,785.52/11,795.10
  6. Step 6: Final answer
    x = 8,956.33

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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.