Home / 5,749.48-8,625.50-3,151.08

Finding the Fourth Proportional to 5,749.48, 8,625.50 and 3,151.08

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Solution

The fourth proportional to 5,749.48, 8,625.50 and 3,151.08 is: 4,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.48 : 8,625.50 = 3,151.08 : x
  2. Step 2: Convert to fraction form
    5,749.48/8,625.50 = 3,151.08/x
  3. Step 3: Cross multiply
    5,749.48x = 8,625.50 × 3,151.08
  4. Step 4: Simplify right side
    5,749.48x = 27,179,640.54
  5. Step 5: Solve for x
    x = 27,179,640.54/5,749.48
  6. Step 6: Final answer
    x = 4,727.32

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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.