Home / 4,709.56-7,065.48-1,422.46

Finding the Fourth Proportional to 4,709.56, 7,065.48 and 1,422.46

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Solution

The fourth proportional to 4,709.56, 7,065.48 and 1,422.46 is: 2,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.56 : 7,065.48 = 1,422.46 : x
  2. Step 2: Convert to fraction form
    4,709.56/7,065.48 = 1,422.46/x
  3. Step 3: Cross multiply
    4,709.56x = 7,065.48 × 1,422.46
  4. Step 4: Simplify right side
    4,709.56x = 10,050,362.68
  5. Step 5: Solve for x
    x = 10,050,362.68/4,709.56
  6. Step 6: Final answer
    x = 2,134.03

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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.