Home / 4,277.07-6,412.89-1,644.57

Finding the Fourth Proportional to 4,277.07, 6,412.89 and 1,644.57

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Solution

The fourth proportional to 4,277.07, 6,412.89 and 1,644.57 is: 2,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.07 : 6,412.89 = 1,644.57 : x
  2. Step 2: Convert to fraction form
    4,277.07/6,412.89 = 1,644.57/x
  3. Step 3: Cross multiply
    4,277.07x = 6,412.89 × 1,644.57
  4. Step 4: Simplify right side
    4,277.07x = 10,546,446.51
  5. Step 5: Solve for x
    x = 10,546,446.51/4,277.07
  6. Step 6: Final answer
    x = 2,465.81

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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.