Home / 3,314.48-4,574.06-1,822.40

Finding the Fourth Proportional to 3,314.48, 4,574.06 and 1,822.40

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Solution

The fourth proportional to 3,314.48, 4,574.06 and 1,822.40 is: 2,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.48 : 4,574.06 = 1,822.40 : x
  2. Step 2: Convert to fraction form
    3,314.48/4,574.06 = 1,822.40/x
  3. Step 3: Cross multiply
    3,314.48x = 4,574.06 × 1,822.40
  4. Step 4: Simplify right side
    3,314.48x = 8,335,766.94
  5. Step 5: Solve for x
    x = 8,335,766.94/3,314.48
  6. Step 6: Final answer
    x = 2,514.95

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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.