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Finding the Fourth Proportional to 5,290.50, 7,300.89 and 2,933.00

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Solution

The fourth proportional to 5,290.50, 7,300.89 and 2,933.00 is: 4,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.50 : 7,300.89 = 2,933.00 : x
  2. Step 2: Convert to fraction form
    5,290.50/7,300.89 = 2,933.00/x
  3. Step 3: Cross multiply
    5,290.50x = 7,300.89 × 2,933.00
  4. Step 4: Simplify right side
    5,290.50x = 21,413,473.87
  5. Step 5: Solve for x
    x = 21,413,473.87/5,290.50
  6. Step 6: Final answer
    x = 4,047.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.