Home / 2,349.68-3,508.86-2,212.99

Finding the Fourth Proportional to 2,349.68, 3,508.86 and 2,212.99

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Solution

The fourth proportional to 2,349.68, 3,508.86 and 2,212.99 is: 3,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.68 : 3,508.86 = 2,212.99 : x
  2. Step 2: Convert to fraction form
    2,349.68/3,508.86 = 2,212.99/x
  3. Step 3: Cross multiply
    2,349.68x = 3,508.86 × 2,212.99
  4. Step 4: Simplify right side
    2,349.68x = 7,765,091.36
  5. Step 5: Solve for x
    x = 7,765,091.36/2,349.68
  6. Step 6: Final answer
    x = 3,304.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.