Home / 4,137.98-5,703.74-3,240.08

Finding the Fourth Proportional to 4,137.98, 5,703.74 and 3,240.08

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Solution

The fourth proportional to 4,137.98, 5,703.74 and 3,240.08 is: 4,466.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.98 : 5,703.74 = 3,240.08 : x
  2. Step 2: Convert to fraction form
    4,137.98/5,703.74 = 3,240.08/x
  3. Step 3: Cross multiply
    4,137.98x = 5,703.74 × 3,240.08
  4. Step 4: Simplify right side
    4,137.98x = 18,480,573.90
  5. Step 5: Solve for x
    x = 18,480,573.90/4,137.98
  6. Step 6: Final answer
    x = 4,466.09

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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.