Home / 2,010.35-2,774.55-1,126.34

Finding the Fourth Proportional to 2,010.35, 2,774.55 and 1,126.34

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Solution

The fourth proportional to 2,010.35, 2,774.55 and 1,126.34 is: 1,554.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.35 : 2,774.55 = 1,126.34 : x
  2. Step 2: Convert to fraction form
    2,010.35/2,774.55 = 1,126.34/x
  3. Step 3: Cross multiply
    2,010.35x = 2,774.55 × 1,126.34
  4. Step 4: Simplify right side
    2,010.35x = 3,125,072.77
  5. Step 5: Solve for x
    x = 3,125,072.77/2,010.35
  6. Step 6: Final answer
    x = 1,554.50

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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.