Home / 6,277.80-8,663.56-3,625.16

Finding the Fourth Proportional to 6,277.80, 8,663.56 and 3,625.16

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Solution

The fourth proportional to 6,277.80, 8,663.56 and 3,625.16 is: 5,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.80 : 8,663.56 = 3,625.16 : x
  2. Step 2: Convert to fraction form
    6,277.80/8,663.56 = 3,625.16/x
  3. Step 3: Cross multiply
    6,277.80x = 8,663.56 × 3,625.16
  4. Step 4: Simplify right side
    6,277.80x = 31,406,791.17
  5. Step 5: Solve for x
    x = 31,406,791.17/6,277.80
  6. Step 6: Final answer
    x = 5,002.83

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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.