Home / 3,210.44-4,814.80-1,235.64

Finding the Fourth Proportional to 3,210.44, 4,814.80 and 1,235.64

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Solution

The fourth proportional to 3,210.44, 4,814.80 and 1,235.64 is: 1,853.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.44 : 4,814.80 = 1,235.64 : x
  2. Step 2: Convert to fraction form
    3,210.44/4,814.80 = 1,235.64/x
  3. Step 3: Cross multiply
    3,210.44x = 4,814.80 × 1,235.64
  4. Step 4: Simplify right side
    3,210.44x = 5,949,359.47
  5. Step 5: Solve for x
    x = 5,949,359.47/3,210.44
  6. Step 6: Final answer
    x = 1,853.13

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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.