Home / 5,879.79-8,117.27-4,542.33

Finding the Fourth Proportional to 5,879.79, 8,117.27 and 4,542.33

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Solution

The fourth proportional to 5,879.79, 8,117.27 and 4,542.33 is: 6,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.79 : 8,117.27 = 4,542.33 : x
  2. Step 2: Convert to fraction form
    5,879.79/8,117.27 = 4,542.33/x
  3. Step 3: Cross multiply
    5,879.79x = 8,117.27 × 4,542.33
  4. Step 4: Simplify right side
    5,879.79x = 36,871,296.33
  5. Step 5: Solve for x
    x = 36,871,296.33/5,879.79
  6. Step 6: Final answer
    x = 6,270.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.