Home / 2,090.27-2,884.62-1,146.08

Finding the Fourth Proportional to 2,090.27, 2,884.62 and 1,146.08

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Solution

The fourth proportional to 2,090.27, 2,884.62 and 1,146.08 is: 1,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.27 : 2,884.62 = 1,146.08 : x
  2. Step 2: Convert to fraction form
    2,090.27/2,884.62 = 1,146.08/x
  3. Step 3: Cross multiply
    2,090.27x = 2,884.62 × 1,146.08
  4. Step 4: Simplify right side
    2,090.27x = 3,306,005.29
  5. Step 5: Solve for x
    x = 3,306,005.29/2,090.27
  6. Step 6: Final answer
    x = 1,581.62

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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.