Home / 2,774.28-3,828.50-1,595.58

Finding the Fourth Proportional to 2,774.28, 3,828.50 and 1,595.58

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Solution

The fourth proportional to 2,774.28, 3,828.50 and 1,595.58 is: 2,201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.28 : 3,828.50 = 1,595.58 : x
  2. Step 2: Convert to fraction form
    2,774.28/3,828.50 = 1,595.58/x
  3. Step 3: Cross multiply
    2,774.28x = 3,828.50 × 1,595.58
  4. Step 4: Simplify right side
    2,774.28x = 6,108,678.03
  5. Step 5: Solve for x
    x = 6,108,678.03/2,774.28
  6. Step 6: Final answer
    x = 2,201.90

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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.