Home / 4,277.38-6,416.73-1,644.76

Finding the Fourth Proportional to 4,277.38, 6,416.73 and 1,644.76

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Solution

The fourth proportional to 4,277.38, 6,416.73 and 1,644.76 is: 2,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.38 : 6,416.73 = 1,644.76 : x
  2. Step 2: Convert to fraction form
    4,277.38/6,416.73 = 1,644.76/x
  3. Step 3: Cross multiply
    4,277.38x = 6,416.73 × 1,644.76
  4. Step 4: Simplify right side
    4,277.38x = 10,553,980.83
  5. Step 5: Solve for x
    x = 10,553,980.83/4,277.38
  6. Step 6: Final answer
    x = 2,467.39

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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.