Home / 6,124.78-8,456.25-4,705.93

Finding the Fourth Proportional to 6,124.78, 8,456.25 and 4,705.93

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Solution

The fourth proportional to 6,124.78, 8,456.25 and 4,705.93 is: 6,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.78 : 8,456.25 = 4,705.93 : x
  2. Step 2: Convert to fraction form
    6,124.78/8,456.25 = 4,705.93/x
  3. Step 3: Cross multiply
    6,124.78x = 8,456.25 × 4,705.93
  4. Step 4: Simplify right side
    6,124.78x = 39,794,520.56
  5. Step 5: Solve for x
    x = 39,794,520.56/6,124.78
  6. Step 6: Final answer
    x = 6,497.30

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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.