Home / 2,285.46-3,152.43-1,400.94

Finding the Fourth Proportional to 2,285.46, 3,152.43 and 1,400.94

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Solution

The fourth proportional to 2,285.46, 3,152.43 and 1,400.94 is: 1,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.46 : 3,152.43 = 1,400.94 : x
  2. Step 2: Convert to fraction form
    2,285.46/3,152.43 = 1,400.94/x
  3. Step 3: Cross multiply
    2,285.46x = 3,152.43 × 1,400.94
  4. Step 4: Simplify right side
    2,285.46x = 4,416,365.28
  5. Step 5: Solve for x
    x = 4,416,365.28/2,285.46
  6. Step 6: Final answer
    x = 1,932.37

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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.