Home / 6,240.70-8,608.48-4,001.76

Finding the Fourth Proportional to 6,240.70, 8,608.48 and 4,001.76

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Solution

The fourth proportional to 6,240.70, 8,608.48 and 4,001.76 is: 5,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.70 : 8,608.48 = 4,001.76 : x
  2. Step 2: Convert to fraction form
    6,240.70/8,608.48 = 4,001.76/x
  3. Step 3: Cross multiply
    6,240.70x = 8,608.48 × 4,001.76
  4. Step 4: Simplify right side
    6,240.70x = 34,449,070.92
  5. Step 5: Solve for x
    x = 34,449,070.92/6,240.70
  6. Step 6: Final answer
    x = 5,520.07

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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.