Home / 6,560.15-9,052.56-3,728.12

Finding the Fourth Proportional to 6,560.15, 9,052.56 and 3,728.12

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Solution

The fourth proportional to 6,560.15, 9,052.56 and 3,728.12 is: 5,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.15 : 9,052.56 = 3,728.12 : x
  2. Step 2: Convert to fraction form
    6,560.15/9,052.56 = 3,728.12/x
  3. Step 3: Cross multiply
    6,560.15x = 9,052.56 × 3,728.12
  4. Step 4: Simplify right side
    6,560.15x = 33,749,029.99
  5. Step 5: Solve for x
    x = 33,749,029.99/6,560.15
  6. Step 6: Final answer
    x = 5,144.55

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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.