Home / 3,100.84-4,648.02-1,369.24

Finding the Fourth Proportional to 3,100.84, 4,648.02 and 1,369.24

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Solution

The fourth proportional to 3,100.84, 4,648.02 and 1,369.24 is: 2,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.84 : 4,648.02 = 1,369.24 : x
  2. Step 2: Convert to fraction form
    3,100.84/4,648.02 = 1,369.24/x
  3. Step 3: Cross multiply
    3,100.84x = 4,648.02 × 1,369.24
  4. Step 4: Simplify right side
    3,100.84x = 6,364,254.90
  5. Step 5: Solve for x
    x = 6,364,254.90/3,100.84
  6. Step 6: Final answer
    x = 2,052.43

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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.