Home / 7,310.36-10,087.80-4,325.42

Finding the Fourth Proportional to 7,310.36, 10,087.80 and 4,325.42

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Solution

The fourth proportional to 7,310.36, 10,087.80 and 4,325.42 is: 5,968.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.36 : 10,087.80 = 4,325.42 : x
  2. Step 2: Convert to fraction form
    7,310.36/10,087.80 = 4,325.42/x
  3. Step 3: Cross multiply
    7,310.36x = 10,087.80 × 4,325.42
  4. Step 4: Simplify right side
    7,310.36x = 43,633,971.88
  5. Step 5: Solve for x
    x = 43,633,971.88/7,310.36
  6. Step 6: Final answer
    x = 5,968.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.