Home / 4,005.47-6,005.97-1,923.77

Finding the Fourth Proportional to 4,005.47, 6,005.97 and 1,923.77

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Solution

The fourth proportional to 4,005.47, 6,005.97 and 1,923.77 is: 2,884.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.47 : 6,005.97 = 1,923.77 : x
  2. Step 2: Convert to fraction form
    4,005.47/6,005.97 = 1,923.77/x
  3. Step 3: Cross multiply
    4,005.47x = 6,005.97 × 1,923.77
  4. Step 4: Simplify right side
    4,005.47x = 11,554,074.88
  5. Step 5: Solve for x
    x = 11,554,074.88/4,005.47
  6. Step 6: Final answer
    x = 2,884.58

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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.