Home / 4,177.23-6,267.20-1,405.17

Finding the Fourth Proportional to 4,177.23, 6,267.20 and 1,405.17

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Solution

The fourth proportional to 4,177.23, 6,267.20 and 1,405.17 is: 2,108.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.23 : 6,267.20 = 1,405.17 : x
  2. Step 2: Convert to fraction form
    4,177.23/6,267.20 = 1,405.17/x
  3. Step 3: Cross multiply
    4,177.23x = 6,267.20 × 1,405.17
  4. Step 4: Simplify right side
    4,177.23x = 8,806,474.40
  5. Step 5: Solve for x
    x = 8,806,474.40/4,177.23
  6. Step 6: Final answer
    x = 2,108.21

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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.