Home / 12,586.02-18,878.96-3,226.02

Finding the Fourth Proportional to 12,586.02, 18,878.96 and 3,226.02

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Solution

The fourth proportional to 12,586.02, 18,878.96 and 3,226.02 is: 4,839.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,586.02 : 18,878.96 = 3,226.02 : x
  2. Step 2: Convert to fraction form
    12,586.02/18,878.96 = 3,226.02/x
  3. Step 3: Cross multiply
    12,586.02x = 18,878.96 × 3,226.02
  4. Step 4: Simplify right side
    12,586.02x = 60,903,902.54
  5. Step 5: Solve for x
    x = 60,903,902.54/12,586.02
  6. Step 6: Final answer
    x = 4,839.01

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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.