Home / 1,349.69-2,023.52-1,054.44

Finding the Fourth Proportional to 1,349.69, 2,023.52 and 1,054.44

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Solution

The fourth proportional to 1,349.69, 2,023.52 and 1,054.44 is: 1,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.69 : 2,023.52 = 1,054.44 : x
  2. Step 2: Convert to fraction form
    1,349.69/2,023.52 = 1,054.44/x
  3. Step 3: Cross multiply
    1,349.69x = 2,023.52 × 1,054.44
  4. Step 4: Simplify right side
    1,349.69x = 2,133,675.16
  5. Step 5: Solve for x
    x = 2,133,675.16/1,349.69
  6. Step 6: Final answer
    x = 1,580.87

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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.