Home / 2,148.35-2,966.09-1,676.73

Finding the Fourth Proportional to 2,148.35, 2,966.09 and 1,676.73

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Solution

The fourth proportional to 2,148.35, 2,966.09 and 1,676.73 is: 2,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.35 : 2,966.09 = 1,676.73 : x
  2. Step 2: Convert to fraction form
    2,148.35/2,966.09 = 1,676.73/x
  3. Step 3: Cross multiply
    2,148.35x = 2,966.09 × 1,676.73
  4. Step 4: Simplify right side
    2,148.35x = 4,973,323.70
  5. Step 5: Solve for x
    x = 4,973,323.70/2,148.35
  6. Step 6: Final answer
    x = 2,314.96

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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.