Home / 2,518.60-3,473.10-1,634.80

Finding the Fourth Proportional to 2,518.60, 3,473.10 and 1,634.80

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Solution

The fourth proportional to 2,518.60, 3,473.10 and 1,634.80 is: 2,254.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.60 : 3,473.10 = 1,634.80 : x
  2. Step 2: Convert to fraction form
    2,518.60/3,473.10 = 1,634.80/x
  3. Step 3: Cross multiply
    2,518.60x = 3,473.10 × 1,634.80
  4. Step 4: Simplify right side
    2,518.60x = 5,677,823.88
  5. Step 5: Solve for x
    x = 5,677,823.88/2,518.60
  6. Step 6: Final answer
    x = 2,254.36

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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.