Home / 3,439.01-4,745.82-1,946.93

Finding the Fourth Proportional to 3,439.01, 4,745.82 and 1,946.93

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Solution

The fourth proportional to 3,439.01, 4,745.82 and 1,946.93 is: 2,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.01 : 4,745.82 = 1,946.93 : x
  2. Step 2: Convert to fraction form
    3,439.01/4,745.82 = 1,946.93/x
  3. Step 3: Cross multiply
    3,439.01x = 4,745.82 × 1,946.93
  4. Step 4: Simplify right side
    3,439.01x = 9,239,779.33
  5. Step 5: Solve for x
    x = 9,239,779.33/3,439.01
  6. Step 6: Final answer
    x = 2,686.76

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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.