Home / 4,719.81-7,080.74-1,433.15

Finding the Fourth Proportional to 4,719.81, 7,080.74 and 1,433.15

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Solution

The fourth proportional to 4,719.81, 7,080.74 and 1,433.15 is: 2,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.81 : 7,080.74 = 1,433.15 : x
  2. Step 2: Convert to fraction form
    4,719.81/7,080.74 = 1,433.15/x
  3. Step 3: Cross multiply
    4,719.81x = 7,080.74 × 1,433.15
  4. Step 4: Simplify right side
    4,719.81x = 10,147,719.96
  5. Step 5: Solve for x
    x = 10,147,719.96/4,719.81
  6. Step 6: Final answer
    x = 2,150.03

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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.