Home / 2,090.42-2,884.65-1,158.92

Finding the Fourth Proportional to 2,090.42, 2,884.65 and 1,158.92

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Solution

The fourth proportional to 2,090.42, 2,884.65 and 1,158.92 is: 1,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.42 : 2,884.65 = 1,158.92 : x
  2. Step 2: Convert to fraction form
    2,090.42/2,884.65 = 1,158.92/x
  3. Step 3: Cross multiply
    2,090.42x = 2,884.65 × 1,158.92
  4. Step 4: Simplify right side
    2,090.42x = 3,343,078.58
  5. Step 5: Solve for x
    x = 3,343,078.58/2,090.42
  6. Step 6: Final answer
    x = 1,599.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.