Home / 2,518.48-3,475.99-1,609.41

Finding the Fourth Proportional to 2,518.48, 3,475.99 and 1,609.41

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Solution

The fourth proportional to 2,518.48, 3,475.99 and 1,609.41 is: 2,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.48 : 3,475.99 = 1,609.41 : x
  2. Step 2: Convert to fraction form
    2,518.48/3,475.99 = 1,609.41/x
  3. Step 3: Cross multiply
    2,518.48x = 3,475.99 × 1,609.41
  4. Step 4: Simplify right side
    2,518.48x = 5,594,293.07
  5. Step 5: Solve for x
    x = 5,594,293.07/2,518.48
  6. Step 6: Final answer
    x = 2,221.30

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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.