Home / 8,907.44-13,357.26-4,228.79

Finding the Fourth Proportional to 8,907.44, 13,357.26 and 4,228.79

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Solution

The fourth proportional to 8,907.44, 13,357.26 and 4,228.79 is: 6,341.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.44 : 13,357.26 = 4,228.79 : x
  2. Step 2: Convert to fraction form
    8,907.44/13,357.26 = 4,228.79/x
  3. Step 3: Cross multiply
    8,907.44x = 13,357.26 × 4,228.79
  4. Step 4: Simplify right side
    8,907.44x = 56,484,980.73
  5. Step 5: Solve for x
    x = 56,484,980.73/8,907.44
  6. Step 6: Final answer
    x = 6,341.33

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1.5x scale

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.