Home / 9,382.08-12,946.86-5,190.24

Finding the Fourth Proportional to 9,382.08, 12,946.86 and 5,190.24

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Solution

The fourth proportional to 9,382.08, 12,946.86 and 5,190.24 is: 7,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382.08 : 12,946.86 = 5,190.24 : x
  2. Step 2: Convert to fraction form
    9,382.08/12,946.86 = 5,190.24/x
  3. Step 3: Cross multiply
    9,382.08x = 12,946.86 × 5,190.24
  4. Step 4: Simplify right side
    9,382.08x = 67,197,310.65
  5. Step 5: Solve for x
    x = 67,197,310.65/9,382.08
  6. Step 6: Final answer
    x = 7,162.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.