Home / 8,314.24-12,471.36-5,546.32

Finding the Fourth Proportional to 8,314.24, 12,471.36 and 5,546.32

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Solution

The fourth proportional to 8,314.24, 12,471.36 and 5,546.32 is: 8,319.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314.24 : 12,471.36 = 5,546.32 : x
  2. Step 2: Convert to fraction form
    8,314.24/12,471.36 = 5,546.32/x
  3. Step 3: Cross multiply
    8,314.24x = 12,471.36 × 5,546.32
  4. Step 4: Simplify right side
    8,314.24x = 69,170,153.40
  5. Step 5: Solve for x
    x = 69,170,153.40/8,314.24
  6. Step 6: Final answer
    x = 8,319.48

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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.