Home / 3,498.36-4,828.35-2,740.62

Finding the Fourth Proportional to 3,498.36, 4,828.35 and 2,740.62

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Solution

The fourth proportional to 3,498.36, 4,828.35 and 2,740.62 is: 3,782.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.36 : 4,828.35 = 2,740.62 : x
  2. Step 2: Convert to fraction form
    3,498.36/4,828.35 = 2,740.62/x
  3. Step 3: Cross multiply
    3,498.36x = 4,828.35 × 2,740.62
  4. Step 4: Simplify right side
    3,498.36x = 13,232,672.58
  5. Step 5: Solve for x
    x = 13,232,672.58/3,498.36
  6. Step 6: Final answer
    x = 3,782.54

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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.