Home / 2,816.14-4,203.74-2,585.02

Finding the Fourth Proportional to 2,816.14, 4,203.74 and 2,585.02

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Solution

The fourth proportional to 2,816.14, 4,203.74 and 2,585.02 is: 3,858.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.14 : 4,203.74 = 2,585.02 : x
  2. Step 2: Convert to fraction form
    2,816.14/4,203.74 = 2,585.02/x
  3. Step 3: Cross multiply
    2,816.14x = 4,203.74 × 2,585.02
  4. Step 4: Simplify right side
    2,816.14x = 10,866,751.97
  5. Step 5: Solve for x
    x = 10,866,751.97/2,816.14
  6. Step 6: Final answer
    x = 3,858.74

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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.