Home / 1,474.59-2,035.06-845.31

Finding the Fourth Proportional to 1,474.59, 2,035.06 and 845.31

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Solution

The fourth proportional to 1,474.59, 2,035.06 and 845.31 is: 1,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.59 : 2,035.06 = 845.31 : x
  2. Step 2: Convert to fraction form
    1,474.59/2,035.06 = 845.31/x
  3. Step 3: Cross multiply
    1,474.59x = 2,035.06 × 845.31
  4. Step 4: Simplify right side
    1,474.59x = 1,720,256.57
  5. Step 5: Solve for x
    x = 1,720,256.57/1,474.59
  6. Step 6: Final answer
    x = 1,166.60

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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.