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Finding the Fourth Proportional to 7,798.23, 11,697.23 and 1,954.89

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Solution

The fourth proportional to 7,798.23, 11,697.23 and 1,954.89 is: 2,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.23 : 11,697.23 = 1,954.89 : x
  2. Step 2: Convert to fraction form
    7,798.23/11,697.23 = 1,954.89/x
  3. Step 3: Cross multiply
    7,798.23x = 11,697.23 × 1,954.89
  4. Step 4: Simplify right side
    7,798.23x = 22,866,788.18
  5. Step 5: Solve for x
    x = 22,866,788.18/7,798.23
  6. Step 6: Final answer
    x = 2,932.30

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1.5x scale

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.