Home / 11,804.94-16,290.12-6,498.72

Finding the Fourth Proportional to 11,804.94, 16,290.12 and 6,498.72

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Solution

The fourth proportional to 11,804.94, 16,290.12 and 6,498.72 is: 8,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.94 : 16,290.12 = 6,498.72 : x
  2. Step 2: Convert to fraction form
    11,804.94/16,290.12 = 6,498.72/x
  3. Step 3: Cross multiply
    11,804.94x = 16,290.12 × 6,498.72
  4. Step 4: Simplify right side
    11,804.94x = 105,864,928.65
  5. Step 5: Solve for x
    x = 105,864,928.65/11,804.94
  6. Step 6: Final answer
    x = 8,967.85

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Double scale
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1.5x scale

Why These Related Problems?

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