Home / 1,749.40-2,414.46-1,051.48

Finding the Fourth Proportional to 1,749.40, 2,414.46 and 1,051.48

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Solution

The fourth proportional to 1,749.40, 2,414.46 and 1,051.48 is: 1,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.40 : 2,414.46 = 1,051.48 : x
  2. Step 2: Convert to fraction form
    1,749.40/2,414.46 = 1,051.48/x
  3. Step 3: Cross multiply
    1,749.40x = 2,414.46 × 1,051.48
  4. Step 4: Simplify right side
    1,749.40x = 2,538,756.40
  5. Step 5: Solve for x
    x = 2,538,756.40/1,749.40
  6. Step 6: Final answer
    x = 1,451.22

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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.