Home / 3,555.65-5,333.61-1,364.60

Finding the Fourth Proportional to 3,555.65, 5,333.61 and 1,364.60

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Solution

The fourth proportional to 3,555.65, 5,333.61 and 1,364.60 is: 2,046.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.65 : 5,333.61 = 1,364.60 : x
  2. Step 2: Convert to fraction form
    3,555.65/5,333.61 = 1,364.60/x
  3. Step 3: Cross multiply
    3,555.65x = 5,333.61 × 1,364.60
  4. Step 4: Simplify right side
    3,555.65x = 7,278,244.21
  5. Step 5: Solve for x
    x = 7,278,244.21/3,555.65
  6. Step 6: Final answer
    x = 2,046.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.