Home / 4,702.19-7,054.46-3,318.23

Finding the Fourth Proportional to 4,702.19, 7,054.46 and 3,318.23

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Solution

The fourth proportional to 4,702.19, 7,054.46 and 3,318.23 is: 4,978.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.19 : 7,054.46 = 3,318.23 : x
  2. Step 2: Convert to fraction form
    4,702.19/7,054.46 = 3,318.23/x
  3. Step 3: Cross multiply
    4,702.19x = 7,054.46 × 3,318.23
  4. Step 4: Simplify right side
    4,702.19x = 23,408,321.85
  5. Step 5: Solve for x
    x = 23,408,321.85/4,702.19
  6. Step 6: Final answer
    x = 4,978.17

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1.5x scale

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.