Home / 2,873.08-3,968.19-2,300.18

Finding the Fourth Proportional to 2,873.08, 3,968.19 and 2,300.18

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Solution

The fourth proportional to 2,873.08, 3,968.19 and 2,300.18 is: 3,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.08 : 3,968.19 = 2,300.18 : x
  2. Step 2: Convert to fraction form
    2,873.08/3,968.19 = 2,300.18/x
  3. Step 3: Cross multiply
    2,873.08x = 3,968.19 × 2,300.18
  4. Step 4: Simplify right side
    2,873.08x = 9,127,531.43
  5. Step 5: Solve for x
    x = 9,127,531.43/2,873.08
  6. Step 6: Final answer
    x = 3,176.91

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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.