Home / 2,442.26-3,370.31-1,323.20

Finding the Fourth Proportional to 2,442.26, 3,370.31 and 1,323.20

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Solution

The fourth proportional to 2,442.26, 3,370.31 and 1,323.20 is: 1,826.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.26 : 3,370.31 = 1,323.20 : x
  2. Step 2: Convert to fraction form
    2,442.26/3,370.31 = 1,323.20/x
  3. Step 3: Cross multiply
    2,442.26x = 3,370.31 × 1,323.20
  4. Step 4: Simplify right side
    2,442.26x = 4,459,580.65
  5. Step 5: Solve for x
    x = 4,459,580.65/2,442.26
  6. Step 6: Final answer
    x = 1,826.01

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1.5x scale

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.