Home / 3,746.88-5,172.93-3,331.74

Finding the Fourth Proportional to 3,746.88, 5,172.93 and 3,331.74

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Solution

The fourth proportional to 3,746.88, 5,172.93 and 3,331.74 is: 4,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.88 : 5,172.93 = 3,331.74 : x
  2. Step 2: Convert to fraction form
    3,746.88/5,172.93 = 3,331.74/x
  3. Step 3: Cross multiply
    3,746.88x = 5,172.93 × 3,331.74
  4. Step 4: Simplify right side
    3,746.88x = 17,234,857.80
  5. Step 5: Solve for x
    x = 17,234,857.80/3,746.88
  6. Step 6: Final answer
    x = 4,599.79

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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.