Home / 2,084.23-2,875.88-1,245.27

Finding the Fourth Proportional to 2,084.23, 2,875.88 and 1,245.27

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Solution

The fourth proportional to 2,084.23, 2,875.88 and 1,245.27 is: 1,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.23 : 2,875.88 = 1,245.27 : x
  2. Step 2: Convert to fraction form
    2,084.23/2,875.88 = 1,245.27/x
  3. Step 3: Cross multiply
    2,084.23x = 2,875.88 × 1,245.27
  4. Step 4: Simplify right side
    2,084.23x = 3,581,247.09
  5. Step 5: Solve for x
    x = 3,581,247.09/2,084.23
  6. Step 6: Final answer
    x = 1,718.26

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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.