Home / 6,240.90-8,610.35-4,003.99

Finding the Fourth Proportional to 6,240.90, 8,610.35 and 4,003.99

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Solution

The fourth proportional to 6,240.90, 8,610.35 and 4,003.99 is: 5,524.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.90 : 8,610.35 = 4,003.99 : x
  2. Step 2: Convert to fraction form
    6,240.90/8,610.35 = 4,003.99/x
  3. Step 3: Cross multiply
    6,240.90x = 8,610.35 × 4,003.99
  4. Step 4: Simplify right side
    6,240.90x = 34,475,743.78
  5. Step 5: Solve for x
    x = 34,475,743.78/6,240.90
  6. Step 6: Final answer
    x = 5,524.16

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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.