Home / 6,636.19-9,144.75-4,744.48

Finding the Fourth Proportional to 6,636.19, 9,144.75 and 4,744.48

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Solution

The fourth proportional to 6,636.19, 9,144.75 and 4,744.48 is: 6,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.19 : 9,144.75 = 4,744.48 : x
  2. Step 2: Convert to fraction form
    6,636.19/9,144.75 = 4,744.48/x
  3. Step 3: Cross multiply
    6,636.19x = 9,144.75 × 4,744.48
  4. Step 4: Simplify right side
    6,636.19x = 43,387,083.48
  5. Step 5: Solve for x
    x = 43,387,083.48/6,636.19
  6. Step 6: Final answer
    x = 6,537.95

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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.