Home / 1,162.08-1,743.60-1,045.44

Finding the Fourth Proportional to 1,162.08, 1,743.60 and 1,045.44

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Solution

The fourth proportional to 1,162.08, 1,743.60 and 1,045.44 is: 1,568.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162.08 : 1,743.60 = 1,045.44 : x
  2. Step 2: Convert to fraction form
    1,162.08/1,743.60 = 1,045.44/x
  3. Step 3: Cross multiply
    1,162.08x = 1,743.60 × 1,045.44
  4. Step 4: Simplify right side
    1,162.08x = 1,822,829.18
  5. Step 5: Solve for x
    x = 1,822,829.18/1,162.08
  6. Step 6: Final answer
    x = 1,568.59

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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.