Home / 4,477.79-6,702.83-3,813.49

Finding the Fourth Proportional to 4,477.79, 6,702.83 and 3,813.49

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Solution

The fourth proportional to 4,477.79, 6,702.83 and 3,813.49 is: 5,708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.79 : 6,702.83 = 3,813.49 : x
  2. Step 2: Convert to fraction form
    4,477.79/6,702.83 = 3,813.49/x
  3. Step 3: Cross multiply
    4,477.79x = 6,702.83 × 3,813.49
  4. Step 4: Simplify right side
    4,477.79x = 25,561,175.18
  5. Step 5: Solve for x
    x = 25,561,175.18/4,477.79
  6. Step 6: Final answer
    x = 5,708.44

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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.