Home / 11,190.06-16,775.07-4,612.05

Finding the Fourth Proportional to 11,190.06, 16,775.07 and 4,612.05

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Solution

The fourth proportional to 11,190.06, 16,775.07 and 4,612.05 is: 6,913.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.06 : 16,775.07 = 4,612.05 : x
  2. Step 2: Convert to fraction form
    11,190.06/16,775.07 = 4,612.05/x
  3. Step 3: Cross multiply
    11,190.06x = 16,775.07 × 4,612.05
  4. Step 4: Simplify right side
    11,190.06x = 77,367,444.30
  5. Step 5: Solve for x
    x = 77,367,444.30/11,190.06
  6. Step 6: Final answer
    x = 6,913.94

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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.