Home / 10,483.25-15,717.58-3,907.67

Finding the Fourth Proportional to 10,483.25, 15,717.58 and 3,907.67

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Solution

The fourth proportional to 10,483.25, 15,717.58 and 3,907.67 is: 5,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,483.25 : 15,717.58 = 3,907.67 : x
  2. Step 2: Convert to fraction form
    10,483.25/15,717.58 = 3,907.67/x
  3. Step 3: Cross multiply
    10,483.25x = 15,717.58 × 3,907.67
  4. Step 4: Simplify right side
    10,483.25x = 61,419,027.48
  5. Step 5: Solve for x
    x = 61,419,027.48/10,483.25
  6. Step 6: Final answer
    x = 5,858.78

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1.5x scale

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.