Home / 6,292.72-9,431.40-3,366.64

Finding the Fourth Proportional to 6,292.72, 9,431.40 and 3,366.64

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Solution

The fourth proportional to 6,292.72, 9,431.40 and 3,366.64 is: 5,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.72 : 9,431.40 = 3,366.64 : x
  2. Step 2: Convert to fraction form
    6,292.72/9,431.40 = 3,366.64/x
  3. Step 3: Cross multiply
    6,292.72x = 9,431.40 × 3,366.64
  4. Step 4: Simplify right side
    6,292.72x = 31,752,128.50
  5. Step 5: Solve for x
    x = 31,752,128.50/6,292.72
  6. Step 6: Final answer
    x = 5,045.85

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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.