Home / 4,005.89-6,009.03-1,539.84

Finding the Fourth Proportional to 4,005.89, 6,009.03 and 1,539.84

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Solution

The fourth proportional to 4,005.89, 6,009.03 and 1,539.84 is: 2,309.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.89 : 6,009.03 = 1,539.84 : x
  2. Step 2: Convert to fraction form
    4,005.89/6,009.03 = 1,539.84/x
  3. Step 3: Cross multiply
    4,005.89x = 6,009.03 × 1,539.84
  4. Step 4: Simplify right side
    4,005.89x = 9,252,944.76
  5. Step 5: Solve for x
    x = 9,252,944.76/4,005.89
  6. Step 6: Final answer
    x = 2,309.84

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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.