Home / 5,266.08-7,905.60-3,326.40

Finding the Fourth Proportional to 5,266.08, 7,905.60 and 3,326.40

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Solution

The fourth proportional to 5,266.08, 7,905.60 and 3,326.40 is: 4,993.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.08 : 7,905.60 = 3,326.40 : x
  2. Step 2: Convert to fraction form
    5,266.08/7,905.60 = 3,326.40/x
  3. Step 3: Cross multiply
    5,266.08x = 7,905.60 × 3,326.40
  4. Step 4: Simplify right side
    5,266.08x = 26,297,187.84
  5. Step 5: Solve for x
    x = 26,297,187.84/5,266.08
  6. Step 6: Final answer
    x = 4,993.69

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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.