Home / 4,119.95-6,173.81-2,166.23

Finding the Fourth Proportional to 4,119.95, 6,173.81 and 2,166.23

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Solution

The fourth proportional to 4,119.95, 6,173.81 and 2,166.23 is: 3,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.95 : 6,173.81 = 2,166.23 : x
  2. Step 2: Convert to fraction form
    4,119.95/6,173.81 = 2,166.23/x
  3. Step 3: Cross multiply
    4,119.95x = 6,173.81 × 2,166.23
  4. Step 4: Simplify right side
    4,119.95x = 13,373,892.44
  5. Step 5: Solve for x
    x = 13,373,892.44/4,119.95
  6. Step 6: Final answer
    x = 3,246.13

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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.