Home / 1,474.38-2,034.83-845.01

Finding the Fourth Proportional to 1,474.38, 2,034.83 and 845.01

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Solution

The fourth proportional to 1,474.38, 2,034.83 and 845.01 is: 1,166.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.38 : 2,034.83 = 845.01 : x
  2. Step 2: Convert to fraction form
    1,474.38/2,034.83 = 845.01/x
  3. Step 3: Cross multiply
    1,474.38x = 2,034.83 × 845.01
  4. Step 4: Simplify right side
    1,474.38x = 1,719,437.30
  5. Step 5: Solve for x
    x = 1,719,437.30/1,474.38
  6. Step 6: Final answer
    x = 1,166.21

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1.5x scale

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.