Home / 7,235.78-10,853.66-3,772.58

Finding the Fourth Proportional to 7,235.78, 10,853.66 and 3,772.58

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Solution

The fourth proportional to 7,235.78, 10,853.66 and 3,772.58 is: 5,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.78 : 10,853.66 = 3,772.58 : x
  2. Step 2: Convert to fraction form
    7,235.78/10,853.66 = 3,772.58/x
  3. Step 3: Cross multiply
    7,235.78x = 10,853.66 × 3,772.58
  4. Step 4: Simplify right side
    7,235.78x = 40,946,255.81
  5. Step 5: Solve for x
    x = 40,946,255.81/7,235.78
  6. Step 6: Final answer
    x = 5,658.86

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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.