Home / 2,984.18-4,474.35-1,956.98

Finding the Fourth Proportional to 2,984.18, 4,474.35 and 1,956.98

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Solution

The fourth proportional to 2,984.18, 4,474.35 and 1,956.98 is: 2,934.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.18 : 4,474.35 = 1,956.98 : x
  2. Step 2: Convert to fraction form
    2,984.18/4,474.35 = 1,956.98/x
  3. Step 3: Cross multiply
    2,984.18x = 4,474.35 × 1,956.98
  4. Step 4: Simplify right side
    2,984.18x = 8,756,213.46
  5. Step 5: Solve for x
    x = 8,756,213.46/2,984.18
  6. Step 6: Final answer
    x = 2,934.21

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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.