Home / 3,297.36-4,965.60-2,869.68

Finding the Fourth Proportional to 3,297.36, 4,965.60 and 2,869.68

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Solution

The fourth proportional to 3,297.36, 4,965.60 and 2,869.68 is: 4,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.36 : 4,965.60 = 2,869.68 : x
  2. Step 2: Convert to fraction form
    3,297.36/4,965.60 = 2,869.68/x
  3. Step 3: Cross multiply
    3,297.36x = 4,965.60 × 2,869.68
  4. Step 4: Simplify right side
    3,297.36x = 14,249,683.01
  5. Step 5: Solve for x
    x = 14,249,683.01/3,297.36
  6. Step 6: Final answer
    x = 4,321.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.