Home / 11,177.72-16,768.61-4,600.32

Finding the Fourth Proportional to 11,177.72, 16,768.61 and 4,600.32

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Solution

The fourth proportional to 11,177.72, 16,768.61 and 4,600.32 is: 6,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.72 : 16,768.61 = 4,600.32 : x
  2. Step 2: Convert to fraction form
    11,177.72/16,768.61 = 4,600.32/x
  3. Step 3: Cross multiply
    11,177.72x = 16,768.61 × 4,600.32
  4. Step 4: Simplify right side
    11,177.72x = 77,140,971.96
  5. Step 5: Solve for x
    x = 77,140,971.96/11,177.72
  6. Step 6: Final answer
    x = 6,901.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.