Home / 3,021.35-4,167.59-2,648.34

Finding the Fourth Proportional to 3,021.35, 4,167.59 and 2,648.34

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Solution

The fourth proportional to 3,021.35, 4,167.59 and 2,648.34 is: 3,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.35 : 4,167.59 = 2,648.34 : x
  2. Step 2: Convert to fraction form
    3,021.35/4,167.59 = 2,648.34/x
  3. Step 3: Cross multiply
    3,021.35x = 4,167.59 × 2,648.34
  4. Step 4: Simplify right side
    3,021.35x = 11,037,182.06
  5. Step 5: Solve for x
    x = 11,037,182.06/3,021.35
  6. Step 6: Final answer
    x = 3,653.07

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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.