Home / 2,634.09-3,638.01-1,748.34

Finding the Fourth Proportional to 2,634.09, 3,638.01 and 1,748.34

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Solution

The fourth proportional to 2,634.09, 3,638.01 and 1,748.34 is: 2,414.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.09 : 3,638.01 = 1,748.34 : x
  2. Step 2: Convert to fraction form
    2,634.09/3,638.01 = 1,748.34/x
  3. Step 3: Cross multiply
    2,634.09x = 3,638.01 × 1,748.34
  4. Step 4: Simplify right side
    2,634.09x = 6,360,478.40
  5. Step 5: Solve for x
    x = 6,360,478.40/2,634.09
  6. Step 6: Final answer
    x = 2,414.68

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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.