Home / 3,154.23-4,352.58-1,828.02

Finding the Fourth Proportional to 3,154.23, 4,352.58 and 1,828.02

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Solution

The fourth proportional to 3,154.23, 4,352.58 and 1,828.02 is: 2,522.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.23 : 4,352.58 = 1,828.02 : x
  2. Step 2: Convert to fraction form
    3,154.23/4,352.58 = 1,828.02/x
  3. Step 3: Cross multiply
    3,154.23x = 4,352.58 × 1,828.02
  4. Step 4: Simplify right side
    3,154.23x = 7,956,586.97
  5. Step 5: Solve for x
    x = 7,956,586.97/3,154.23
  6. Step 6: Final answer
    x = 2,522.51

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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.