Home / 3,493.81-5,235.57-2,612.18

Finding the Fourth Proportional to 3,493.81, 5,235.57 and 2,612.18

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Solution

The fourth proportional to 3,493.81, 5,235.57 and 2,612.18 is: 3,914.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.81 : 5,235.57 = 2,612.18 : x
  2. Step 2: Convert to fraction form
    3,493.81/5,235.57 = 2,612.18/x
  3. Step 3: Cross multiply
    3,493.81x = 5,235.57 × 2,612.18
  4. Step 4: Simplify right side
    3,493.81x = 13,676,212.00
  5. Step 5: Solve for x
    x = 13,676,212.00/3,493.81
  6. Step 6: Final answer
    x = 3,914.41

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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.