Home / 2,010.66-2,774.91-1,126.49

Finding the Fourth Proportional to 2,010.66, 2,774.91 and 1,126.49

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Solution

The fourth proportional to 2,010.66, 2,774.91 and 1,126.49 is: 1,554.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.66 : 2,774.91 = 1,126.49 : x
  2. Step 2: Convert to fraction form
    2,010.66/2,774.91 = 1,126.49/x
  3. Step 3: Cross multiply
    2,010.66x = 2,774.91 × 1,126.49
  4. Step 4: Simplify right side
    2,010.66x = 3,125,908.37
  5. Step 5: Solve for x
    x = 3,125,908.37/2,010.66
  6. Step 6: Final answer
    x = 1,554.67

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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.