Home / 6,444.87-8,890.69-4,083.27

Finding the Fourth Proportional to 6,444.87, 8,890.69 and 4,083.27

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Solution

The fourth proportional to 6,444.87, 8,890.69 and 4,083.27 is: 5,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.87 : 8,890.69 = 4,083.27 : x
  2. Step 2: Convert to fraction form
    6,444.87/8,890.69 = 4,083.27/x
  3. Step 3: Cross multiply
    6,444.87x = 8,890.69 × 4,083.27
  4. Step 4: Simplify right side
    6,444.87x = 36,303,087.76
  5. Step 5: Solve for x
    x = 36,303,087.76/6,444.87
  6. Step 6: Final answer
    x = 5,632.87

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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.