Home / 2,922.82-4,378.56-2,595.58

Finding the Fourth Proportional to 2,922.82, 4,378.56 and 2,595.58

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Solution

The fourth proportional to 2,922.82, 4,378.56 and 2,595.58 is: 3,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.82 : 4,378.56 = 2,595.58 : x
  2. Step 2: Convert to fraction form
    2,922.82/4,378.56 = 2,595.58/x
  3. Step 3: Cross multiply
    2,922.82x = 4,378.56 × 2,595.58
  4. Step 4: Simplify right side
    2,922.82x = 11,364,882.08
  5. Step 5: Solve for x
    x = 11,364,882.08/2,922.82
  6. Step 6: Final answer
    x = 3,888.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.