Home / 2,589.17-3,576.35-1,806.71

Finding the Fourth Proportional to 2,589.17, 3,576.35 and 1,806.71

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Solution

The fourth proportional to 2,589.17, 3,576.35 and 1,806.71 is: 2,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.17 : 3,576.35 = 1,806.71 : x
  2. Step 2: Convert to fraction form
    2,589.17/3,576.35 = 1,806.71/x
  3. Step 3: Cross multiply
    2,589.17x = 3,576.35 × 1,806.71
  4. Step 4: Simplify right side
    2,589.17x = 6,461,413.94
  5. Step 5: Solve for x
    x = 6,461,413.94/2,589.17
  6. Step 6: Final answer
    x = 2,495.56

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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.