Home / 4,107.21-6,156.96-1,509.54

Finding the Fourth Proportional to 4,107.21, 6,156.96 and 1,509.54

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Solution

The fourth proportional to 4,107.21, 6,156.96 and 1,509.54 is: 2,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.21 : 6,156.96 = 1,509.54 : x
  2. Step 2: Convert to fraction form
    4,107.21/6,156.96 = 1,509.54/x
  3. Step 3: Cross multiply
    4,107.21x = 6,156.96 × 1,509.54
  4. Step 4: Simplify right side
    4,107.21x = 9,294,177.40
  5. Step 5: Solve for x
    x = 9,294,177.40/4,107.21
  6. Step 6: Final answer
    x = 2,262.89

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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.