Home / 5,945.74-8,917.90-1,563.54

Finding the Fourth Proportional to 5,945.74, 8,917.90 and 1,563.54

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Solution

The fourth proportional to 5,945.74, 8,917.90 and 1,563.54 is: 2,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.74 : 8,917.90 = 1,563.54 : x
  2. Step 2: Convert to fraction form
    5,945.74/8,917.90 = 1,563.54/x
  3. Step 3: Cross multiply
    5,945.74x = 8,917.90 × 1,563.54
  4. Step 4: Simplify right side
    5,945.74x = 13,943,456.02
  5. Step 5: Solve for x
    x = 13,943,456.02/5,945.74
  6. Step 6: Final answer
    x = 2,345.12

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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.