Home / 7,585.26-11,373.77-3,420.39

Finding the Fourth Proportional to 7,585.26, 11,373.77 and 3,420.39

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Solution

The fourth proportional to 7,585.26, 11,373.77 and 3,420.39 is: 5,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.26 : 11,373.77 = 3,420.39 : x
  2. Step 2: Convert to fraction form
    7,585.26/11,373.77 = 3,420.39/x
  3. Step 3: Cross multiply
    7,585.26x = 11,373.77 × 3,420.39
  4. Step 4: Simplify right side
    7,585.26x = 38,902,712.07
  5. Step 5: Solve for x
    x = 38,902,712.07/7,585.26
  6. Step 6: Final answer
    x = 5,128.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.