Home / 4,890.44-6,749.52-2,873.76

Finding the Fourth Proportional to 4,890.44, 6,749.52 and 2,873.76

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Solution

The fourth proportional to 4,890.44, 6,749.52 and 2,873.76 is: 3,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.44 : 6,749.52 = 2,873.76 : x
  2. Step 2: Convert to fraction form
    4,890.44/6,749.52 = 2,873.76/x
  3. Step 3: Cross multiply
    4,890.44x = 6,749.52 × 2,873.76
  4. Step 4: Simplify right side
    4,890.44x = 19,396,464.51
  5. Step 5: Solve for x
    x = 19,396,464.51/4,890.44
  6. Step 6: Final answer
    x = 3,966.20

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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.