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Finding the Fourth Proportional to 4,869.22, 7,303.83 and 3,897.22

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Solution

The fourth proportional to 4,869.22, 7,303.83 and 3,897.22 is: 5,845.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.22 : 7,303.83 = 3,897.22 : x
  2. Step 2: Convert to fraction form
    4,869.22/7,303.83 = 3,897.22/x
  3. Step 3: Cross multiply
    4,869.22x = 7,303.83 × 3,897.22
  4. Step 4: Simplify right side
    4,869.22x = 28,464,632.35
  5. Step 5: Solve for x
    x = 28,464,632.35/4,869.22
  6. Step 6: Final answer
    x = 5,845.83

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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.