Home / 4,118.02-6,145.37-3,680.62

Finding the Fourth Proportional to 4,118.02, 6,145.37 and 3,680.62

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Solution

The fourth proportional to 4,118.02, 6,145.37 and 3,680.62 is: 5,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.02 : 6,145.37 = 3,680.62 : x
  2. Step 2: Convert to fraction form
    4,118.02/6,145.37 = 3,680.62/x
  3. Step 3: Cross multiply
    4,118.02x = 6,145.37 × 3,680.62
  4. Step 4: Simplify right side
    4,118.02x = 22,618,771.73
  5. Step 5: Solve for x
    x = 22,618,771.73/4,118.02
  6. Step 6: Final answer
    x = 5,492.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.