Home / 2,033.58-2,807.34-1,578.32

Finding the Fourth Proportional to 2,033.58, 2,807.34 and 1,578.32

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Solution

The fourth proportional to 2,033.58, 2,807.34 and 1,578.32 is: 2,178.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.58 : 2,807.34 = 1,578.32 : x
  2. Step 2: Convert to fraction form
    2,033.58/2,807.34 = 1,578.32/x
  3. Step 3: Cross multiply
    2,033.58x = 2,807.34 × 1,578.32
  4. Step 4: Simplify right side
    2,033.58x = 4,430,876.92
  5. Step 5: Solve for x
    x = 4,430,876.92/2,033.58
  6. Step 6: Final answer
    x = 2,178.86

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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.