Home / 4,468.26-6,702.39-1,869.78

Finding the Fourth Proportional to 4,468.26, 6,702.39 and 1,869.78

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Solution

The fourth proportional to 4,468.26, 6,702.39 and 1,869.78 is: 2,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,468.26 : 6,702.39 = 1,869.78 : x
  2. Step 2: Convert to fraction form
    4,468.26/6,702.39 = 1,869.78/x
  3. Step 3: Cross multiply
    4,468.26x = 6,702.39 × 1,869.78
  4. Step 4: Simplify right side
    4,468.26x = 12,531,994.77
  5. Step 5: Solve for x
    x = 12,531,994.77/4,468.26
  6. Step 6: Final answer
    x = 2,804.67

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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.