Home / 3,659.06-5,490.07-2,015.47

Finding the Fourth Proportional to 3,659.06, 5,490.07 and 2,015.47

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Solution

The fourth proportional to 3,659.06, 5,490.07 and 2,015.47 is: 3,024.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.06 : 5,490.07 = 2,015.47 : x
  2. Step 2: Convert to fraction form
    3,659.06/5,490.07 = 2,015.47/x
  3. Step 3: Cross multiply
    3,659.06x = 5,490.07 × 2,015.47
  4. Step 4: Simplify right side
    3,659.06x = 11,065,071.38
  5. Step 5: Solve for x
    x = 11,065,071.38/3,659.06
  6. Step 6: Final answer
    x = 3,024.02

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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.