Home / 3,326.42-4,590.40-1,834.47

Finding the Fourth Proportional to 3,326.42, 4,590.40 and 1,834.47

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Solution

The fourth proportional to 3,326.42, 4,590.40 and 1,834.47 is: 2,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.42 : 4,590.40 = 1,834.47 : x
  2. Step 2: Convert to fraction form
    3,326.42/4,590.40 = 1,834.47/x
  3. Step 3: Cross multiply
    3,326.42x = 4,590.40 × 1,834.47
  4. Step 4: Simplify right side
    3,326.42x = 8,420,949.94
  5. Step 5: Solve for x
    x = 8,420,949.94/3,326.42
  6. Step 6: Final answer
    x = 2,531.54

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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.