Home / 4,630.44-6,388.02-3,137.88

Finding the Fourth Proportional to 4,630.44, 6,388.02 and 3,137.88

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Solution

The fourth proportional to 4,630.44, 6,388.02 and 3,137.88 is: 4,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.44 : 6,388.02 = 3,137.88 : x
  2. Step 2: Convert to fraction form
    4,630.44/6,388.02 = 3,137.88/x
  3. Step 3: Cross multiply
    4,630.44x = 6,388.02 × 3,137.88
  4. Step 4: Simplify right side
    4,630.44x = 20,044,840.20
  5. Step 5: Solve for x
    x = 20,044,840.20/4,630.44
  6. Step 6: Final answer
    x = 4,328.93

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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.