Home / 7,748.09-11,626.69-3,068.55

Finding the Fourth Proportional to 7,748.09, 11,626.69 and 3,068.55

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Solution

The fourth proportional to 7,748.09, 11,626.69 and 3,068.55 is: 4,604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.09 : 11,626.69 = 3,068.55 : x
  2. Step 2: Convert to fraction form
    7,748.09/11,626.69 = 3,068.55/x
  3. Step 3: Cross multiply
    7,748.09x = 11,626.69 × 3,068.55
  4. Step 4: Simplify right side
    7,748.09x = 35,677,079.60
  5. Step 5: Solve for x
    x = 35,677,079.60/7,748.09
  6. Step 6: Final answer
    x = 4,604.63

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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.