Home / 11,406.12-17,099.91-4,382.51

Finding the Fourth Proportional to 11,406.12, 17,099.91 and 4,382.51

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Solution

The fourth proportional to 11,406.12, 17,099.91 and 4,382.51 is: 6,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,406.12 : 17,099.91 = 4,382.51 : x
  2. Step 2: Convert to fraction form
    11,406.12/17,099.91 = 4,382.51/x
  3. Step 3: Cross multiply
    11,406.12x = 17,099.91 × 4,382.51
  4. Step 4: Simplify right side
    11,406.12x = 74,940,441.07
  5. Step 5: Solve for x
    x = 74,940,441.07/11,406.12
  6. Step 6: Final answer
    x = 6,570.20

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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.