Home / 4,179.96-6,269.04-1,712.40

Finding the Fourth Proportional to 4,179.96, 6,269.04 and 1,712.40

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Solution

The fourth proportional to 4,179.96, 6,269.04 and 1,712.40 is: 2,568.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.96 : 6,269.04 = 1,712.40 : x
  2. Step 2: Convert to fraction form
    4,179.96/6,269.04 = 1,712.40/x
  3. Step 3: Cross multiply
    4,179.96x = 6,269.04 × 1,712.40
  4. Step 4: Simplify right side
    4,179.96x = 10,735,104.10
  5. Step 5: Solve for x
    x = 10,735,104.10/4,179.96
  6. Step 6: Final answer
    x = 2,568.23

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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.