Home / 2,089.68-2,883.66-1,158.16

Finding the Fourth Proportional to 2,089.68, 2,883.66 and 1,158.16

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Solution

The fourth proportional to 2,089.68, 2,883.66 and 1,158.16 is: 1,598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.68 : 2,883.66 = 1,158.16 : x
  2. Step 2: Convert to fraction form
    2,089.68/2,883.66 = 1,158.16/x
  3. Step 3: Cross multiply
    2,089.68x = 2,883.66 × 1,158.16
  4. Step 4: Simplify right side
    2,089.68x = 3,339,739.67
  5. Step 5: Solve for x
    x = 3,339,739.67/2,089.68
  6. Step 6: Final answer
    x = 1,598.21

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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.