Home / 7,028.14-9,703.32-4,379.44

Finding the Fourth Proportional to 7,028.14, 9,703.32 and 4,379.44

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Solution

The fourth proportional to 7,028.14, 9,703.32 and 4,379.44 is: 6,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.14 : 9,703.32 = 4,379.44 : x
  2. Step 2: Convert to fraction form
    7,028.14/9,703.32 = 4,379.44/x
  3. Step 3: Cross multiply
    7,028.14x = 9,703.32 × 4,379.44
  4. Step 4: Simplify right side
    7,028.14x = 42,495,107.74
  5. Step 5: Solve for x
    x = 42,495,107.74/7,028.14
  6. Step 6: Final answer
    x = 6,046.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.