Home / 1,474.36-2,035.59-1,137.64

Finding the Fourth Proportional to 1,474.36, 2,035.59 and 1,137.64

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Solution

The fourth proportional to 1,474.36, 2,035.59 and 1,137.64 is: 1,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.36 : 2,035.59 = 1,137.64 : x
  2. Step 2: Convert to fraction form
    1,474.36/2,035.59 = 1,137.64/x
  3. Step 3: Cross multiply
    1,474.36x = 2,035.59 × 1,137.64
  4. Step 4: Simplify right side
    1,474.36x = 2,315,768.61
  5. Step 5: Solve for x
    x = 2,315,768.61/1,474.36
  6. Step 6: Final answer
    x = 1,570.69

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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.