Home / 4,170.74-6,240.45-2,498.72

Finding the Fourth Proportional to 4,170.74, 6,240.45 and 2,498.72

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Solution

The fourth proportional to 4,170.74, 6,240.45 and 2,498.72 is: 3,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.74 : 6,240.45 = 2,498.72 : x
  2. Step 2: Convert to fraction form
    4,170.74/6,240.45 = 2,498.72/x
  3. Step 3: Cross multiply
    4,170.74x = 6,240.45 × 2,498.72
  4. Step 4: Simplify right side
    4,170.74x = 15,593,137.22
  5. Step 5: Solve for x
    x = 15,593,137.22/4,170.74
  6. Step 6: Final answer
    x = 3,738.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.