Home / 1,852.23-2,555.94-1,012.75

Finding the Fourth Proportional to 1,852.23, 2,555.94 and 1,012.75

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Solution

The fourth proportional to 1,852.23, 2,555.94 and 1,012.75 is: 1,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.23 : 2,555.94 = 1,012.75 : x
  2. Step 2: Convert to fraction form
    1,852.23/2,555.94 = 1,012.75/x
  3. Step 3: Cross multiply
    1,852.23x = 2,555.94 × 1,012.75
  4. Step 4: Simplify right side
    1,852.23x = 2,588,528.24
  5. Step 5: Solve for x
    x = 2,588,528.24/1,852.23
  6. Step 6: Final answer
    x = 1,397.52

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Half scale
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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.