Home / 7,932.60-11,898.87-2,009.55

Finding the Fourth Proportional to 7,932.60, 11,898.87 and 2,009.55

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Solution

The fourth proportional to 7,932.60, 11,898.87 and 2,009.55 is: 3,014.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.60 : 11,898.87 = 2,009.55 : x
  2. Step 2: Convert to fraction form
    7,932.60/11,898.87 = 2,009.55/x
  3. Step 3: Cross multiply
    7,932.60x = 11,898.87 × 2,009.55
  4. Step 4: Simplify right side
    7,932.60x = 23,911,374.21
  5. Step 5: Solve for x
    x = 23,911,374.21/7,932.60
  6. Step 6: Final answer
    x = 3,014.32

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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.