Home / 3,099.06-4,651.65-1,368.90

Finding the Fourth Proportional to 3,099.06, 4,651.65 and 1,368.90

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Solution

The fourth proportional to 3,099.06, 4,651.65 and 1,368.90 is: 2,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.06 : 4,651.65 = 1,368.90 : x
  2. Step 2: Convert to fraction form
    3,099.06/4,651.65 = 1,368.90/x
  3. Step 3: Cross multiply
    3,099.06x = 4,651.65 × 1,368.90
  4. Step 4: Simplify right side
    3,099.06x = 6,367,643.69
  5. Step 5: Solve for x
    x = 6,367,643.69/3,099.06
  6. Step 6: Final answer
    x = 2,054.70

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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.