Home / 4,128.29-6,193.59-1,662.53

Finding the Fourth Proportional to 4,128.29, 6,193.59 and 1,662.53

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Solution

The fourth proportional to 4,128.29, 6,193.59 and 1,662.53 is: 2,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.29 : 6,193.59 = 1,662.53 : x
  2. Step 2: Convert to fraction form
    4,128.29/6,193.59 = 1,662.53/x
  3. Step 3: Cross multiply
    4,128.29x = 6,193.59 × 1,662.53
  4. Step 4: Simplify right side
    4,128.29x = 10,297,050.05
  5. Step 5: Solve for x
    x = 10,297,050.05/4,128.29
  6. Step 6: Final answer
    x = 2,494.26

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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.