Home / 6,441.36-9,661.92-2,059.16

Finding the Fourth Proportional to 6,441.36, 9,661.92 and 2,059.16

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Solution

The fourth proportional to 6,441.36, 9,661.92 and 2,059.16 is: 3,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.36 : 9,661.92 = 2,059.16 : x
  2. Step 2: Convert to fraction form
    6,441.36/9,661.92 = 2,059.16/x
  3. Step 3: Cross multiply
    6,441.36x = 9,661.92 × 2,059.16
  4. Step 4: Simplify right side
    6,441.36x = 19,895,439.19
  5. Step 5: Solve for x
    x = 19,895,439.19/6,441.36
  6. Step 6: Final answer
    x = 3,088.70

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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.