Home / 3,359.68-5,040.72-1,717.60

Finding the Fourth Proportional to 3,359.68, 5,040.72 and 1,717.60

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Solution

The fourth proportional to 3,359.68, 5,040.72 and 1,717.60 is: 2,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.68 : 5,040.72 = 1,717.60 : x
  2. Step 2: Convert to fraction form
    3,359.68/5,040.72 = 1,717.60/x
  3. Step 3: Cross multiply
    3,359.68x = 5,040.72 × 1,717.60
  4. Step 4: Simplify right side
    3,359.68x = 8,657,940.67
  5. Step 5: Solve for x
    x = 8,657,940.67/3,359.68
  6. Step 6: Final answer
    x = 2,577.01

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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.