Home / 1,623.65-2,435.37-1,076.19

Finding the Fourth Proportional to 1,623.65, 2,435.37 and 1,076.19

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Solution

The fourth proportional to 1,623.65, 2,435.37 and 1,076.19 is: 1,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.65 : 2,435.37 = 1,076.19 : x
  2. Step 2: Convert to fraction form
    1,623.65/2,435.37 = 1,076.19/x
  3. Step 3: Cross multiply
    1,623.65x = 2,435.37 × 1,076.19
  4. Step 4: Simplify right side
    1,623.65x = 2,620,907.67
  5. Step 5: Solve for x
    x = 2,620,907.67/1,623.65
  6. Step 6: Final answer
    x = 1,614.21

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1.5x scale

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.