Home / 9,745.28-14,619.32-3,079.52

Finding the Fourth Proportional to 9,745.28, 14,619.32 and 3,079.52

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Solution

The fourth proportional to 9,745.28, 14,619.32 and 3,079.52 is: 4,619.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.28 : 14,619.32 = 3,079.52 : x
  2. Step 2: Convert to fraction form
    9,745.28/14,619.32 = 3,079.52/x
  3. Step 3: Cross multiply
    9,745.28x = 14,619.32 × 3,079.52
  4. Step 4: Simplify right side
    9,745.28x = 45,020,488.33
  5. Step 5: Solve for x
    x = 45,020,488.33/9,745.28
  6. Step 6: Final answer
    x = 4,619.72

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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.