Home / 5,925.20-8,880.60-2,634.80

Finding the Fourth Proportional to 5,925.20, 8,880.60 and 2,634.80

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Solution

The fourth proportional to 5,925.20, 8,880.60 and 2,634.80 is: 3,949.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,925.20 : 8,880.60 = 2,634.80 : x
  2. Step 2: Convert to fraction form
    5,925.20/8,880.60 = 2,634.80/x
  3. Step 3: Cross multiply
    5,925.20x = 8,880.60 × 2,634.80
  4. Step 4: Simplify right side
    5,925.20x = 23,398,604.88
  5. Step 5: Solve for x
    x = 23,398,604.88/5,925.20
  6. Step 6: Final answer
    x = 3,949.00

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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.