Home / 11,182.72-16,776.12-4,605.32

Finding the Fourth Proportional to 11,182.72, 16,776.12 and 4,605.32

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Solution

The fourth proportional to 11,182.72, 16,776.12 and 4,605.32 is: 6,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.72 : 16,776.12 = 4,605.32 : x
  2. Step 2: Convert to fraction form
    11,182.72/16,776.12 = 4,605.32/x
  3. Step 3: Cross multiply
    11,182.72x = 16,776.12 × 4,605.32
  4. Step 4: Simplify right side
    11,182.72x = 77,259,400.96
  5. Step 5: Solve for x
    x = 77,259,400.96/11,182.72
  6. Step 6: Final answer
    x = 6,908.82

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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.