Home / 3,136.61-4,327.13-2,017.34

Finding the Fourth Proportional to 3,136.61, 4,327.13 and 2,017.34

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Solution

The fourth proportional to 3,136.61, 4,327.13 and 2,017.34 is: 2,783.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.61 : 4,327.13 = 2,017.34 : x
  2. Step 2: Convert to fraction form
    3,136.61/4,327.13 = 2,017.34/x
  3. Step 3: Cross multiply
    3,136.61x = 4,327.13 × 2,017.34
  4. Step 4: Simplify right side
    3,136.61x = 8,729,292.43
  5. Step 5: Solve for x
    x = 8,729,292.43/3,136.61
  6. Step 6: Final answer
    x = 2,783.03

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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.