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Finding the Fourth Proportional to 11,793.54, 17,693.19 and 4,870.02

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Solution

The fourth proportional to 11,793.54, 17,693.19 and 4,870.02 is: 7,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.54 : 17,693.19 = 4,870.02 : x
  2. Step 2: Convert to fraction form
    11,793.54/17,693.19 = 4,870.02/x
  3. Step 3: Cross multiply
    11,793.54x = 17,693.19 × 4,870.02
  4. Step 4: Simplify right side
    11,793.54x = 86,166,189.16
  5. Step 5: Solve for x
    x = 86,166,189.16/11,793.54
  6. Step 6: Final answer
    x = 7,306.22

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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.