Home / 3,350.22-4,627.20-2,680.35

Finding the Fourth Proportional to 3,350.22, 4,627.20 and 2,680.35

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Solution

The fourth proportional to 3,350.22, 4,627.20 and 2,680.35 is: 3,702.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.22 : 4,627.20 = 2,680.35 : x
  2. Step 2: Convert to fraction form
    3,350.22/4,627.20 = 2,680.35/x
  3. Step 3: Cross multiply
    3,350.22x = 4,627.20 × 2,680.35
  4. Step 4: Simplify right side
    3,350.22x = 12,402,515.52
  5. Step 5: Solve for x
    x = 12,402,515.52/3,350.22
  6. Step 6: Final answer
    x = 3,702.00

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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.