Home / 7,084.39-10,626.59-1,819.43

Finding the Fourth Proportional to 7,084.39, 10,626.59 and 1,819.43

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Solution

The fourth proportional to 7,084.39, 10,626.59 and 1,819.43 is: 2,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.39 : 10,626.59 = 1,819.43 : x
  2. Step 2: Convert to fraction form
    7,084.39/10,626.59 = 1,819.43/x
  3. Step 3: Cross multiply
    7,084.39x = 10,626.59 × 1,819.43
  4. Step 4: Simplify right side
    7,084.39x = 19,334,336.64
  5. Step 5: Solve for x
    x = 19,334,336.64/7,084.39
  6. Step 6: Final answer
    x = 2,729.15

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Similar ratio
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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.