Home / 1,873.07-2,584.97-1,087.23

Finding the Fourth Proportional to 1,873.07, 2,584.97 and 1,087.23

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Solution

The fourth proportional to 1,873.07, 2,584.97 and 1,087.23 is: 1,500.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.07 : 2,584.97 = 1,087.23 : x
  2. Step 2: Convert to fraction form
    1,873.07/2,584.97 = 1,087.23/x
  3. Step 3: Cross multiply
    1,873.07x = 2,584.97 × 1,087.23
  4. Step 4: Simplify right side
    1,873.07x = 2,810,459.65
  5. Step 5: Solve for x
    x = 2,810,459.65/1,873.07
  6. Step 6: Final answer
    x = 1,500.46

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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.