Home / 5,240.36-7,237.32-3,255.62

Finding the Fourth Proportional to 5,240.36, 7,237.32 and 3,255.62

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Solution

The fourth proportional to 5,240.36, 7,237.32 and 3,255.62 is: 4,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.36 : 7,237.32 = 3,255.62 : x
  2. Step 2: Convert to fraction form
    5,240.36/7,237.32 = 3,255.62/x
  3. Step 3: Cross multiply
    5,240.36x = 7,237.32 × 3,255.62
  4. Step 4: Simplify right side
    5,240.36x = 23,561,963.74
  5. Step 5: Solve for x
    x = 23,561,963.74/5,240.36
  6. Step 6: Final answer
    x = 4,496.25

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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.