Home / 2,010.51-2,774.63-1,126.37

Finding the Fourth Proportional to 2,010.51, 2,774.63 and 1,126.37

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Solution

The fourth proportional to 2,010.51, 2,774.63 and 1,126.37 is: 1,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.51 : 2,774.63 = 1,126.37 : x
  2. Step 2: Convert to fraction form
    2,010.51/2,774.63 = 1,126.37/x
  3. Step 3: Cross multiply
    2,010.51x = 2,774.63 × 1,126.37
  4. Step 4: Simplify right side
    2,010.51x = 3,125,240.49
  5. Step 5: Solve for x
    x = 3,125,240.49/2,010.51
  6. Step 6: Final answer
    x = 1,554.45

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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.