Home / 7,405.56-11,101.02-4,771.44

Finding the Fourth Proportional to 7,405.56, 11,101.02 and 4,771.44

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Solution

The fourth proportional to 7,405.56, 11,101.02 and 4,771.44 is: 7,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.56 : 11,101.02 = 4,771.44 : x
  2. Step 2: Convert to fraction form
    7,405.56/11,101.02 = 4,771.44/x
  3. Step 3: Cross multiply
    7,405.56x = 11,101.02 × 4,771.44
  4. Step 4: Simplify right side
    7,405.56x = 52,967,850.87
  5. Step 5: Solve for x
    x = 52,967,850.87/7,405.56
  6. Step 6: Final answer
    x = 7,152.44

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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.