Home / 4,136.64-5,701.91-3,389.28

Finding the Fourth Proportional to 4,136.64, 5,701.91 and 3,389.28

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Solution

The fourth proportional to 4,136.64, 5,701.91 and 3,389.28 is: 4,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.64 : 5,701.91 = 3,389.28 : x
  2. Step 2: Convert to fraction form
    4,136.64/5,701.91 = 3,389.28/x
  3. Step 3: Cross multiply
    4,136.64x = 5,701.91 × 3,389.28
  4. Step 4: Simplify right side
    4,136.64x = 19,325,352.58
  5. Step 5: Solve for x
    x = 19,325,352.58/4,136.64
  6. Step 6: Final answer
    x = 4,671.75

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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.