Home / 11,838.25-17,756.74-3,518.34

Finding the Fourth Proportional to 11,838.25, 17,756.74 and 3,518.34

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Solution

The fourth proportional to 11,838.25, 17,756.74 and 3,518.34 is: 5,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.25 : 17,756.74 = 3,518.34 : x
  2. Step 2: Convert to fraction form
    11,838.25/17,756.74 = 3,518.34/x
  3. Step 3: Cross multiply
    11,838.25x = 17,756.74 × 3,518.34
  4. Step 4: Simplify right side
    11,838.25x = 62,474,248.61
  5. Step 5: Solve for x
    x = 62,474,248.61/11,838.25
  6. Step 6: Final answer
    x = 5,277.32

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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.