Home / 3,310.07-4,963.55-1,117.31

Finding the Fourth Proportional to 3,310.07, 4,963.55 and 1,117.31

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Solution

The fourth proportional to 3,310.07, 4,963.55 and 1,117.31 is: 1,675.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.07 : 4,963.55 = 1,117.31 : x
  2. Step 2: Convert to fraction form
    3,310.07/4,963.55 = 1,117.31/x
  3. Step 3: Cross multiply
    3,310.07x = 4,963.55 × 1,117.31
  4. Step 4: Simplify right side
    3,310.07x = 5,545,793.65
  5. Step 5: Solve for x
    x = 5,545,793.65/3,310.07
  6. Step 6: Final answer
    x = 1,675.43

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1.5x scale

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.