Home / 2,896.68-4,342.44-1,047.39

Finding the Fourth Proportional to 2,896.68, 4,342.44 and 1,047.39

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Solution

The fourth proportional to 2,896.68, 4,342.44 and 1,047.39 is: 1,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.68 : 4,342.44 = 1,047.39 : x
  2. Step 2: Convert to fraction form
    2,896.68/4,342.44 = 1,047.39/x
  3. Step 3: Cross multiply
    2,896.68x = 4,342.44 × 1,047.39
  4. Step 4: Simplify right side
    2,896.68x = 4,548,228.23
  5. Step 5: Solve for x
    x = 4,548,228.23/2,896.68
  6. Step 6: Final answer
    x = 1,570.15

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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.