Home / 4,323.42-6,480.96-1,399.74

Finding the Fourth Proportional to 4,323.42, 6,480.96 and 1,399.74

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Solution

The fourth proportional to 4,323.42, 6,480.96 and 1,399.74 is: 2,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.42 : 6,480.96 = 1,399.74 : x
  2. Step 2: Convert to fraction form
    4,323.42/6,480.96 = 1,399.74/x
  3. Step 3: Cross multiply
    4,323.42x = 6,480.96 × 1,399.74
  4. Step 4: Simplify right side
    4,323.42x = 9,071,658.95
  5. Step 5: Solve for x
    x = 9,071,658.95/4,323.42
  6. Step 6: Final answer
    x = 2,098.26

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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.