Home / 6,277.85-8,663.91-3,625.28

Finding the Fourth Proportional to 6,277.85, 8,663.91 and 3,625.28

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Solution

The fourth proportional to 6,277.85, 8,663.91 and 3,625.28 is: 5,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.85 : 8,663.91 = 3,625.28 : x
  2. Step 2: Convert to fraction form
    6,277.85/8,663.91 = 3,625.28/x
  3. Step 3: Cross multiply
    6,277.85x = 8,663.91 × 3,625.28
  4. Step 4: Simplify right side
    6,277.85x = 31,409,099.64
  5. Step 5: Solve for x
    x = 31,409,099.64/6,277.85
  6. Step 6: Final answer
    x = 5,003.16

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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.