Home / 3,297.57-4,946.69-1,218.12

Finding the Fourth Proportional to 3,297.57, 4,946.69 and 1,218.12

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Solution

The fourth proportional to 3,297.57, 4,946.69 and 1,218.12 is: 1,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.57 : 4,946.69 = 1,218.12 : x
  2. Step 2: Convert to fraction form
    3,297.57/4,946.69 = 1,218.12/x
  3. Step 3: Cross multiply
    3,297.57x = 4,946.69 × 1,218.12
  4. Step 4: Simplify right side
    3,297.57x = 6,025,655.93
  5. Step 5: Solve for x
    x = 6,025,655.93/3,297.57
  6. Step 6: Final answer
    x = 1,827.30

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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.