Home / 9,868.12-13,614.90-5,887.24

Finding the Fourth Proportional to 9,868.12, 13,614.90 and 5,887.24

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Solution

The fourth proportional to 9,868.12, 13,614.90 and 5,887.24 is: 8,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.12 : 13,614.90 = 5,887.24 : x
  2. Step 2: Convert to fraction form
    9,868.12/13,614.90 = 5,887.24/x
  3. Step 3: Cross multiply
    9,868.12x = 13,614.90 × 5,887.24
  4. Step 4: Simplify right side
    9,868.12x = 80,154,183.88
  5. Step 5: Solve for x
    x = 80,154,183.88/9,868.12
  6. Step 6: Final answer
    x = 8,122.54

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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.