Home / 3,036.46-4,185.40-2,195.98

Finding the Fourth Proportional to 3,036.46, 4,185.40 and 2,195.98

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Solution

The fourth proportional to 3,036.46, 4,185.40 and 2,195.98 is: 3,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.46 : 4,185.40 = 2,195.98 : x
  2. Step 2: Convert to fraction form
    3,036.46/4,185.40 = 2,195.98/x
  3. Step 3: Cross multiply
    3,036.46x = 4,185.40 × 2,195.98
  4. Step 4: Simplify right side
    3,036.46x = 9,191,054.69
  5. Step 5: Solve for x
    x = 9,191,054.69/3,036.46
  6. Step 6: Final answer
    x = 3,026.90

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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.