Home / 6,573.78-9,071.82-4,215.92

Finding the Fourth Proportional to 6,573.78, 9,071.82 and 4,215.92

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Solution

The fourth proportional to 6,573.78, 9,071.82 and 4,215.92 is: 5,817.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573.78 : 9,071.82 = 4,215.92 : x
  2. Step 2: Convert to fraction form
    6,573.78/9,071.82 = 4,215.92/x
  3. Step 3: Cross multiply
    6,573.78x = 9,071.82 × 4,215.92
  4. Step 4: Simplify right side
    6,573.78x = 38,246,022.02
  5. Step 5: Solve for x
    x = 38,246,022.02/6,573.78
  6. Step 6: Final answer
    x = 5,817.97

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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.