Home / 1,928.44-2,890.06-1,002.06

Finding the Fourth Proportional to 1,928.44, 2,890.06 and 1,002.06

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Solution

The fourth proportional to 1,928.44, 2,890.06 and 1,002.06 is: 1,501.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.44 : 2,890.06 = 1,002.06 : x
  2. Step 2: Convert to fraction form
    1,928.44/2,890.06 = 1,002.06/x
  3. Step 3: Cross multiply
    1,928.44x = 2,890.06 × 1,002.06
  4. Step 4: Simplify right side
    1,928.44x = 2,896,013.52
  5. Step 5: Solve for x
    x = 2,896,013.52/1,928.44
  6. Step 6: Final answer
    x = 1,501.74

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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.