Home / 1,790.11-2,468.07-1,159.54

Finding the Fourth Proportional to 1,790.11, 2,468.07 and 1,159.54

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Solution

The fourth proportional to 1,790.11, 2,468.07 and 1,159.54 is: 1,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.11 : 2,468.07 = 1,159.54 : x
  2. Step 2: Convert to fraction form
    1,790.11/2,468.07 = 1,159.54/x
  3. Step 3: Cross multiply
    1,790.11x = 2,468.07 × 1,159.54
  4. Step 4: Simplify right side
    1,790.11x = 2,861,825.89
  5. Step 5: Solve for x
    x = 2,861,825.89/1,790.11
  6. Step 6: Final answer
    x = 1,598.69

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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.