Home / 5,301.51-7,940.15-2,530.13

Finding the Fourth Proportional to 5,301.51, 7,940.15 and 2,530.13

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Solution

The fourth proportional to 5,301.51, 7,940.15 and 2,530.13 is: 3,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.51 : 7,940.15 = 2,530.13 : x
  2. Step 2: Convert to fraction form
    5,301.51/7,940.15 = 2,530.13/x
  3. Step 3: Cross multiply
    5,301.51x = 7,940.15 × 2,530.13
  4. Step 4: Simplify right side
    5,301.51x = 20,089,611.72
  5. Step 5: Solve for x
    x = 20,089,611.72/5,301.51
  6. Step 6: Final answer
    x = 3,789.41

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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.