Home / 1,625.71-2,435.36-1,076.23

Finding the Fourth Proportional to 1,625.71, 2,435.36 and 1,076.23

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Solution

The fourth proportional to 1,625.71, 2,435.36 and 1,076.23 is: 1,612.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.71 : 2,435.36 = 1,076.23 : x
  2. Step 2: Convert to fraction form
    1,625.71/2,435.36 = 1,076.23/x
  3. Step 3: Cross multiply
    1,625.71x = 2,435.36 × 1,076.23
  4. Step 4: Simplify right side
    1,625.71x = 2,621,007.49
  5. Step 5: Solve for x
    x = 2,621,007.49/1,625.71
  6. Step 6: Final answer
    x = 1,612.22

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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.