Home / 1,749.06-2,414.66-1,276.45

Finding the Fourth Proportional to 1,749.06, 2,414.66 and 1,276.45

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Solution

The fourth proportional to 1,749.06, 2,414.66 and 1,276.45 is: 1,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.06 : 2,414.66 = 1,276.45 : x
  2. Step 2: Convert to fraction form
    1,749.06/2,414.66 = 1,276.45/x
  3. Step 3: Cross multiply
    1,749.06x = 2,414.66 × 1,276.45
  4. Step 4: Simplify right side
    1,749.06x = 3,082,180.34
  5. Step 5: Solve for x
    x = 3,082,180.34/1,749.06
  6. Step 6: Final answer
    x = 1,762.19

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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.