Home / 4,709.48-6,496.81-2,820.56

Finding the Fourth Proportional to 4,709.48, 6,496.81 and 2,820.56

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Solution

The fourth proportional to 4,709.48, 6,496.81 and 2,820.56 is: 3,891.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.48 : 6,496.81 = 2,820.56 : x
  2. Step 2: Convert to fraction form
    4,709.48/6,496.81 = 2,820.56/x
  3. Step 3: Cross multiply
    4,709.48x = 6,496.81 × 2,820.56
  4. Step 4: Simplify right side
    4,709.48x = 18,324,602.88
  5. Step 5: Solve for x
    x = 18,324,602.88/4,709.48
  6. Step 6: Final answer
    x = 3,891.01

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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.