Home / 7,837.19-11,756.55-2,290.59

Finding the Fourth Proportional to 7,837.19, 11,756.55 and 2,290.59

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Solution

The fourth proportional to 7,837.19, 11,756.55 and 2,290.59 is: 3,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.19 : 11,756.55 = 2,290.59 : x
  2. Step 2: Convert to fraction form
    7,837.19/11,756.55 = 2,290.59/x
  3. Step 3: Cross multiply
    7,837.19x = 11,756.55 × 2,290.59
  4. Step 4: Simplify right side
    7,837.19x = 26,929,435.86
  5. Step 5: Solve for x
    x = 26,929,435.86/7,837.19
  6. Step 6: Final answer
    x = 3,436.11

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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.