Home / 2,442.35-3,370.45-1,323.30

Finding the Fourth Proportional to 2,442.35, 3,370.45 and 1,323.30

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Solution

The fourth proportional to 2,442.35, 3,370.45 and 1,323.30 is: 1,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.35 : 3,370.45 = 1,323.30 : x
  2. Step 2: Convert to fraction form
    2,442.35/3,370.45 = 1,323.30/x
  3. Step 3: Cross multiply
    2,442.35x = 3,370.45 × 1,323.30
  4. Step 4: Simplify right side
    2,442.35x = 4,460,116.49
  5. Step 5: Solve for x
    x = 4,460,116.49/2,442.35
  6. Step 6: Final answer
    x = 1,826.16

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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.