Home / 5,945.68-8,919.20-1,563.22

Finding the Fourth Proportional to 5,945.68, 8,919.20 and 1,563.22

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Solution

The fourth proportional to 5,945.68, 8,919.20 and 1,563.22 is: 2,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.68 : 8,919.20 = 1,563.22 : x
  2. Step 2: Convert to fraction form
    5,945.68/8,919.20 = 1,563.22/x
  3. Step 3: Cross multiply
    5,945.68x = 8,919.20 × 1,563.22
  4. Step 4: Simplify right side
    5,945.68x = 13,942,671.82
  5. Step 5: Solve for x
    x = 13,942,671.82/5,945.68
  6. Step 6: Final answer
    x = 2,345.01

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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.