Home / 6,551.19-9,040.46-3,718.49

Finding the Fourth Proportional to 6,551.19, 9,040.46 and 3,718.49

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Solution

The fourth proportional to 6,551.19, 9,040.46 and 3,718.49 is: 5,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.19 : 9,040.46 = 3,718.49 : x
  2. Step 2: Convert to fraction form
    6,551.19/9,040.46 = 3,718.49/x
  3. Step 3: Cross multiply
    6,551.19x = 9,040.46 × 3,718.49
  4. Step 4: Simplify right side
    6,551.19x = 33,616,796.31
  5. Step 5: Solve for x
    x = 33,616,796.31/6,551.19
  6. Step 6: Final answer
    x = 5,131.40

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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.