Home / 7,598.40-11,394.18-3,213.60

Finding the Fourth Proportional to 7,598.40, 11,394.18 and 3,213.60

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Solution

The fourth proportional to 7,598.40, 11,394.18 and 3,213.60 is: 4,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,598.40 : 11,394.18 = 3,213.60 : x
  2. Step 2: Convert to fraction form
    7,598.40/11,394.18 = 3,213.60/x
  3. Step 3: Cross multiply
    7,598.40x = 11,394.18 × 3,213.60
  4. Step 4: Simplify right side
    7,598.40x = 36,616,336.85
  5. Step 5: Solve for x
    x = 36,616,336.85/7,598.40
  6. Step 6: Final answer
    x = 4,818.95

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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.