Home / 2,981.07-4,466.16-2,653.02

Finding the Fourth Proportional to 2,981.07, 4,466.16 and 2,653.02

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Solution

The fourth proportional to 2,981.07, 4,466.16 and 2,653.02 is: 3,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.07 : 4,466.16 = 2,653.02 : x
  2. Step 2: Convert to fraction form
    2,981.07/4,466.16 = 2,653.02/x
  3. Step 3: Cross multiply
    2,981.07x = 4,466.16 × 2,653.02
  4. Step 4: Simplify right side
    2,981.07x = 11,848,811.80
  5. Step 5: Solve for x
    x = 11,848,811.80/2,981.07
  6. Step 6: Final answer
    x = 3,974.68

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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.