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Finding the Fourth Proportional to 3,751.04, 5,626.61 and 1,776.04

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Solution

The fourth proportional to 3,751.04, 5,626.61 and 1,776.04 is: 2,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.04 : 5,626.61 = 1,776.04 : x
  2. Step 2: Convert to fraction form
    3,751.04/5,626.61 = 1,776.04/x
  3. Step 3: Cross multiply
    3,751.04x = 5,626.61 × 1,776.04
  4. Step 4: Simplify right side
    3,751.04x = 9,993,047.41
  5. Step 5: Solve for x
    x = 9,993,047.41/3,751.04
  6. Step 6: Final answer
    x = 2,664.07

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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.