Home / 4,709.12-7,062.44-2,239.02

Finding the Fourth Proportional to 4,709.12, 7,062.44 and 2,239.02

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Solution

The fourth proportional to 4,709.12, 7,062.44 and 2,239.02 is: 3,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.12 : 7,062.44 = 2,239.02 : x
  2. Step 2: Convert to fraction form
    4,709.12/7,062.44 = 2,239.02/x
  3. Step 3: Cross multiply
    4,709.12x = 7,062.44 × 2,239.02
  4. Step 4: Simplify right side
    4,709.12x = 15,812,944.41
  5. Step 5: Solve for x
    x = 15,812,944.41/4,709.12
  6. Step 6: Final answer
    x = 3,357.94

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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.