Home / 1,756.41-2,426.34-1,404.66

Finding the Fourth Proportional to 1,756.41, 2,426.34 and 1,404.66

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Solution

The fourth proportional to 1,756.41, 2,426.34 and 1,404.66 is: 1,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.41 : 2,426.34 = 1,404.66 : x
  2. Step 2: Convert to fraction form
    1,756.41/2,426.34 = 1,404.66/x
  3. Step 3: Cross multiply
    1,756.41x = 2,426.34 × 1,404.66
  4. Step 4: Simplify right side
    1,756.41x = 3,408,182.74
  5. Step 5: Solve for x
    x = 3,408,182.74/1,756.41
  6. Step 6: Final answer
    x = 1,940.43

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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.