Home / 11,117.22-16,676.70-3,721.70

Finding the Fourth Proportional to 11,117.22, 16,676.70 and 3,721.70

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Solution

The fourth proportional to 11,117.22, 16,676.70 and 3,721.70 is: 5,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.22 : 16,676.70 = 3,721.70 : x
  2. Step 2: Convert to fraction form
    11,117.22/16,676.70 = 3,721.70/x
  3. Step 3: Cross multiply
    11,117.22x = 16,676.70 × 3,721.70
  4. Step 4: Simplify right side
    11,117.22x = 62,065,674.39
  5. Step 5: Solve for x
    x = 62,065,674.39/11,117.22
  6. Step 6: Final answer
    x = 5,582.84

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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.