Home / 2,958.78-4,440.46-2,210.16

Finding the Fourth Proportional to 2,958.78, 4,440.46 and 2,210.16

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Solution

The fourth proportional to 2,958.78, 4,440.46 and 2,210.16 is: 3,316.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.78 : 4,440.46 = 2,210.16 : x
  2. Step 2: Convert to fraction form
    2,958.78/4,440.46 = 2,210.16/x
  3. Step 3: Cross multiply
    2,958.78x = 4,440.46 × 2,210.16
  4. Step 4: Simplify right side
    2,958.78x = 9,814,127.07
  5. Step 5: Solve for x
    x = 9,814,127.07/2,958.78
  6. Step 6: Final answer
    x = 3,316.95

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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.