Home / 10,495.87-15,747.93-3,922.58

Finding the Fourth Proportional to 10,495.87, 15,747.93 and 3,922.58

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Solution

The fourth proportional to 10,495.87, 15,747.93 and 3,922.58 is: 5,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.87 : 15,747.93 = 3,922.58 : x
  2. Step 2: Convert to fraction form
    10,495.87/15,747.93 = 3,922.58/x
  3. Step 3: Cross multiply
    10,495.87x = 15,747.93 × 3,922.58
  4. Step 4: Simplify right side
    10,495.87x = 61,772,554.63
  5. Step 5: Solve for x
    x = 61,772,554.63/10,495.87
  6. Step 6: Final answer
    x = 5,885.42

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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.