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Finding the Fourth Proportional to 6,257.94, 9,342.08 and 5,820.54

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Solution

The fourth proportional to 6,257.94, 9,342.08 and 5,820.54 is: 8,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.94 : 9,342.08 = 5,820.54 : x
  2. Step 2: Convert to fraction form
    6,257.94/9,342.08 = 5,820.54/x
  3. Step 3: Cross multiply
    6,257.94x = 9,342.08 × 5,820.54
  4. Step 4: Simplify right side
    6,257.94x = 54,375,921.22
  5. Step 5: Solve for x
    x = 54,375,921.22/6,257.94
  6. Step 6: Final answer
    x = 8,689.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.