Home / 4,194.18-6,291.15-1,728.30

Finding the Fourth Proportional to 4,194.18, 6,291.15 and 1,728.30

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Solution

The fourth proportional to 4,194.18, 6,291.15 and 1,728.30 is: 2,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.18 : 6,291.15 = 1,728.30 : x
  2. Step 2: Convert to fraction form
    4,194.18/6,291.15 = 1,728.30/x
  3. Step 3: Cross multiply
    4,194.18x = 6,291.15 × 1,728.30
  4. Step 4: Simplify right side
    4,194.18x = 10,872,994.55
  5. Step 5: Solve for x
    x = 10,872,994.55/4,194.18
  6. Step 6: Final answer
    x = 2,592.40

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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.