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Finding the Fourth Proportional to 4,059.98, 6,090.61 and 1,719.99

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Solution

The fourth proportional to 4,059.98, 6,090.61 and 1,719.99 is: 2,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.98 : 6,090.61 = 1,719.99 : x
  2. Step 2: Convert to fraction form
    4,059.98/6,090.61 = 1,719.99/x
  3. Step 3: Cross multiply
    4,059.98x = 6,090.61 × 1,719.99
  4. Step 4: Simplify right side
    4,059.98x = 10,475,783.99
  5. Step 5: Solve for x
    x = 10,475,783.99/4,059.98
  6. Step 6: Final answer
    x = 2,580.26

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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.