Home / 7,368.49-11,052.74-1,821.93

Finding the Fourth Proportional to 7,368.49, 11,052.74 and 1,821.93

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Solution

The fourth proportional to 7,368.49, 11,052.74 and 1,821.93 is: 2,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.49 : 11,052.74 = 1,821.93 : x
  2. Step 2: Convert to fraction form
    7,368.49/11,052.74 = 1,821.93/x
  3. Step 3: Cross multiply
    7,368.49x = 11,052.74 × 1,821.93
  4. Step 4: Simplify right side
    7,368.49x = 20,137,318.59
  5. Step 5: Solve for x
    x = 20,137,318.59/7,368.49
  6. Step 6: Final answer
    x = 2,732.90

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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.