Home / 9,107.79-13,661.05-3,264.59

Finding the Fourth Proportional to 9,107.79, 13,661.05 and 3,264.59

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Solution

The fourth proportional to 9,107.79, 13,661.05 and 3,264.59 is: 4,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.79 : 13,661.05 = 3,264.59 : x
  2. Step 2: Convert to fraction form
    9,107.79/13,661.05 = 3,264.59/x
  3. Step 3: Cross multiply
    9,107.79x = 13,661.05 × 3,264.59
  4. Step 4: Simplify right side
    9,107.79x = 44,597,650.75
  5. Step 5: Solve for x
    x = 44,597,650.75/9,107.79
  6. Step 6: Final answer
    x = 4,896.65

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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.