Home / 7,974.23-11,962.16-3,048.02

Finding the Fourth Proportional to 7,974.23, 11,962.16 and 3,048.02

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Solution

The fourth proportional to 7,974.23, 11,962.16 and 3,048.02 is: 4,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.23 : 11,962.16 = 3,048.02 : x
  2. Step 2: Convert to fraction form
    7,974.23/11,962.16 = 3,048.02/x
  3. Step 3: Cross multiply
    7,974.23x = 11,962.16 × 3,048.02
  4. Step 4: Simplify right side
    7,974.23x = 36,460,827.87
  5. Step 5: Solve for x
    x = 36,460,827.87/7,974.23
  6. Step 6: Final answer
    x = 4,572.33

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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.