Home / 2,158.95-3,238.53-1,063.02

Finding the Fourth Proportional to 2,158.95, 3,238.53 and 1,063.02

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Solution

The fourth proportional to 2,158.95, 3,238.53 and 1,063.02 is: 1,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158.95 : 3,238.53 = 1,063.02 : x
  2. Step 2: Convert to fraction form
    2,158.95/3,238.53 = 1,063.02/x
  3. Step 3: Cross multiply
    2,158.95x = 3,238.53 × 1,063.02
  4. Step 4: Simplify right side
    2,158.95x = 3,442,622.16
  5. Step 5: Solve for x
    x = 3,442,622.16/2,158.95
  6. Step 6: Final answer
    x = 1,594.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.