Home / 3,323.51-4,946.04-3,212.78

Finding the Fourth Proportional to 3,323.51, 4,946.04 and 3,212.78

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Solution

The fourth proportional to 3,323.51, 4,946.04 and 3,212.78 is: 4,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.51 : 4,946.04 = 3,212.78 : x
  2. Step 2: Convert to fraction form
    3,323.51/4,946.04 = 3,212.78/x
  3. Step 3: Cross multiply
    3,323.51x = 4,946.04 × 3,212.78
  4. Step 4: Simplify right side
    3,323.51x = 15,890,532.45
  5. Step 5: Solve for x
    x = 15,890,532.45/3,323.51
  6. Step 6: Final answer
    x = 4,781.24

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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.