Home / 8,149.64-11,235.36-5,597.32

Finding the Fourth Proportional to 8,149.64, 11,235.36 and 5,597.32

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Solution

The fourth proportional to 8,149.64, 11,235.36 and 5,597.32 is: 7,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.64 : 11,235.36 = 5,597.32 : x
  2. Step 2: Convert to fraction form
    8,149.64/11,235.36 = 5,597.32/x
  3. Step 3: Cross multiply
    8,149.64x = 11,235.36 × 5,597.32
  4. Step 4: Simplify right side
    8,149.64x = 62,887,905.24
  5. Step 5: Solve for x
    x = 62,887,905.24/8,149.64
  6. Step 6: Final answer
    x = 7,716.65

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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.