Home / 4,184.30-6,271.86-2,100.17

Finding the Fourth Proportional to 4,184.30, 6,271.86 and 2,100.17

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Solution

The fourth proportional to 4,184.30, 6,271.86 and 2,100.17 is: 3,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.30 : 6,271.86 = 2,100.17 : x
  2. Step 2: Convert to fraction form
    4,184.30/6,271.86 = 2,100.17/x
  3. Step 3: Cross multiply
    4,184.30x = 6,271.86 × 2,100.17
  4. Step 4: Simplify right side
    4,184.30x = 13,171,972.22
  5. Step 5: Solve for x
    x = 13,171,972.22/4,184.30
  6. Step 6: Final answer
    x = 3,147.95

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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.