Home / 11,138.50-16,707.48-4,560.22

Finding the Fourth Proportional to 11,138.50, 16,707.48 and 4,560.22

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Solution

The fourth proportional to 11,138.50, 16,707.48 and 4,560.22 is: 6,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,138.50 : 16,707.48 = 4,560.22 : x
  2. Step 2: Convert to fraction form
    11,138.50/16,707.48 = 4,560.22/x
  3. Step 3: Cross multiply
    11,138.50x = 16,707.48 × 4,560.22
  4. Step 4: Simplify right side
    11,138.50x = 76,189,784.45
  5. Step 5: Solve for x
    x = 76,189,784.45/11,138.50
  6. Step 6: Final answer
    x = 6,840.22

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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.