Home / 5,887.61-8,125.67-3,797.81

Finding the Fourth Proportional to 5,887.61, 8,125.67 and 3,797.81

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Solution

The fourth proportional to 5,887.61, 8,125.67 and 3,797.81 is: 5,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.61 : 8,125.67 = 3,797.81 : x
  2. Step 2: Convert to fraction form
    5,887.61/8,125.67 = 3,797.81/x
  3. Step 3: Cross multiply
    5,887.61x = 8,125.67 × 3,797.81
  4. Step 4: Simplify right side
    5,887.61x = 30,859,719.65
  5. Step 5: Solve for x
    x = 30,859,719.65/5,887.61
  6. Step 6: Final answer
    x = 5,241.47

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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.