Home / 6,283.49-8,670.58-3,631.75

Finding the Fourth Proportional to 6,283.49, 8,670.58 and 3,631.75

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Solution

The fourth proportional to 6,283.49, 8,670.58 and 3,631.75 is: 5,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.49 : 8,670.58 = 3,631.75 : x
  2. Step 2: Convert to fraction form
    6,283.49/8,670.58 = 3,631.75/x
  3. Step 3: Cross multiply
    6,283.49x = 8,670.58 × 3,631.75
  4. Step 4: Simplify right side
    6,283.49x = 31,489,396.93
  5. Step 5: Solve for x
    x = 31,489,396.93/6,283.49
  6. Step 6: Final answer
    x = 5,011.45

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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.