Home / 2,223.25-3,315.36-2,043.74

Finding the Fourth Proportional to 2,223.25, 3,315.36 and 2,043.74

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Solution

The fourth proportional to 2,223.25, 3,315.36 and 2,043.74 is: 3,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.25 : 3,315.36 = 2,043.74 : x
  2. Step 2: Convert to fraction form
    2,223.25/3,315.36 = 2,043.74/x
  3. Step 3: Cross multiply
    2,223.25x = 3,315.36 × 2,043.74
  4. Step 4: Simplify right side
    2,223.25x = 6,775,719.65
  5. Step 5: Solve for x
    x = 6,775,719.65/2,223.25
  6. Step 6: Final answer
    x = 3,047.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.