Home / 6,397.37-8,830.58-3,745.63

Finding the Fourth Proportional to 6,397.37, 8,830.58 and 3,745.63

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Solution

The fourth proportional to 6,397.37, 8,830.58 and 3,745.63 is: 5,170.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.37 : 8,830.58 = 3,745.63 : x
  2. Step 2: Convert to fraction form
    6,397.37/8,830.58 = 3,745.63/x
  3. Step 3: Cross multiply
    6,397.37x = 8,830.58 × 3,745.63
  4. Step 4: Simplify right side
    6,397.37x = 33,076,085.37
  5. Step 5: Solve for x
    x = 33,076,085.37/6,397.37
  6. Step 6: Final answer
    x = 5,170.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.