Home / 9,113.19-13,670.54-2,539.44

Finding the Fourth Proportional to 9,113.19, 13,670.54 and 2,539.44

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Solution

The fourth proportional to 9,113.19, 13,670.54 and 2,539.44 is: 3,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.19 : 13,670.54 = 2,539.44 : x
  2. Step 2: Convert to fraction form
    9,113.19/13,670.54 = 2,539.44/x
  3. Step 3: Cross multiply
    9,113.19x = 13,670.54 × 2,539.44
  4. Step 4: Simplify right side
    9,113.19x = 34,715,503.40
  5. Step 5: Solve for x
    x = 34,715,503.40/9,113.19
  6. Step 6: Final answer
    x = 3,809.37

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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.