Home / 7,365.18-11,047.80-2,982.72

Finding the Fourth Proportional to 7,365.18, 11,047.80 and 2,982.72

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Solution

The fourth proportional to 7,365.18, 11,047.80 and 2,982.72 is: 4,474.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.18 : 11,047.80 = 2,982.72 : x
  2. Step 2: Convert to fraction form
    7,365.18/11,047.80 = 2,982.72/x
  3. Step 3: Cross multiply
    7,365.18x = 11,047.80 × 2,982.72
  4. Step 4: Simplify right side
    7,365.18x = 32,952,494.02
  5. Step 5: Solve for x
    x = 32,952,494.02/7,365.18
  6. Step 6: Final answer
    x = 4,474.09

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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.