Home / 11,249.06-16,875.63-5,629.66

Finding the Fourth Proportional to 11,249.06, 16,875.63 and 5,629.66

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Solution

The fourth proportional to 11,249.06, 16,875.63 and 5,629.66 is: 8,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.06 : 16,875.63 = 5,629.66 : x
  2. Step 2: Convert to fraction form
    11,249.06/16,875.63 = 5,629.66/x
  3. Step 3: Cross multiply
    11,249.06x = 16,875.63 × 5,629.66
  4. Step 4: Simplify right side
    11,249.06x = 95,004,017.00
  5. Step 5: Solve for x
    x = 95,004,017.00/11,249.06
  6. Step 6: Final answer
    x = 8,445.51

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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.