Home / 3,079.28-4,621.01-1,435.99

Finding the Fourth Proportional to 3,079.28, 4,621.01 and 1,435.99

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Solution

The fourth proportional to 3,079.28, 4,621.01 and 1,435.99 is: 2,154.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.28 : 4,621.01 = 1,435.99 : x
  2. Step 2: Convert to fraction form
    3,079.28/4,621.01 = 1,435.99/x
  3. Step 3: Cross multiply
    3,079.28x = 4,621.01 × 1,435.99
  4. Step 4: Simplify right side
    3,079.28x = 6,635,724.15
  5. Step 5: Solve for x
    x = 6,635,724.15/3,079.28
  6. Step 6: Final answer
    x = 2,154.96

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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.