Home / 3,397.12-4,683.64-2,199.98

Finding the Fourth Proportional to 3,397.12, 4,683.64 and 2,199.98

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Solution

The fourth proportional to 3,397.12, 4,683.64 and 2,199.98 is: 3,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.12 : 4,683.64 = 2,199.98 : x
  2. Step 2: Convert to fraction form
    3,397.12/4,683.64 = 2,199.98/x
  3. Step 3: Cross multiply
    3,397.12x = 4,683.64 × 2,199.98
  4. Step 4: Simplify right side
    3,397.12x = 10,303,914.33
  5. Step 5: Solve for x
    x = 10,303,914.33/3,397.12
  6. Step 6: Final answer
    x = 3,033.13

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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.