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Finding the Fourth Proportional to 5,887.68, 8,831.68 and 3,563.52

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Solution

The fourth proportional to 5,887.68, 8,831.68 and 3,563.52 is: 5,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.68 : 8,831.68 = 3,563.52 : x
  2. Step 2: Convert to fraction form
    5,887.68/8,831.68 = 3,563.52/x
  3. Step 3: Cross multiply
    5,887.68x = 8,831.68 × 3,563.52
  4. Step 4: Simplify right side
    5,887.68x = 31,471,868.31
  5. Step 5: Solve for x
    x = 31,471,868.31/5,887.68
  6. Step 6: Final answer
    x = 5,345.38

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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.