Home / 3,210.32-4,811.96-2,038.48

Finding the Fourth Proportional to 3,210.32, 4,811.96 and 2,038.48

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Solution

The fourth proportional to 3,210.32, 4,811.96 and 2,038.48 is: 3,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.32 : 4,811.96 = 2,038.48 : x
  2. Step 2: Convert to fraction form
    3,210.32/4,811.96 = 2,038.48/x
  3. Step 3: Cross multiply
    3,210.32x = 4,811.96 × 2,038.48
  4. Step 4: Simplify right side
    3,210.32x = 9,809,084.22
  5. Step 5: Solve for x
    x = 9,809,084.22/3,210.32
  6. Step 6: Final answer
    x = 3,055.48

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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.