Home / 4,944.87-6,823.26-2,820.69

Finding the Fourth Proportional to 4,944.87, 6,823.26 and 2,820.69

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Solution

The fourth proportional to 4,944.87, 6,823.26 and 2,820.69 is: 3,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.87 : 6,823.26 = 2,820.69 : x
  2. Step 2: Convert to fraction form
    4,944.87/6,823.26 = 2,820.69/x
  3. Step 3: Cross multiply
    4,944.87x = 6,823.26 × 2,820.69
  4. Step 4: Simplify right side
    4,944.87x = 19,246,301.25
  5. Step 5: Solve for x
    x = 19,246,301.25/4,944.87
  6. Step 6: Final answer
    x = 3,892.18

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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.