Home / 4,446.55-6,667.80-1,982.13

Finding the Fourth Proportional to 4,446.55, 6,667.80 and 1,982.13

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Solution

The fourth proportional to 4,446.55, 6,667.80 and 1,982.13 is: 2,972.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.55 : 6,667.80 = 1,982.13 : x
  2. Step 2: Convert to fraction form
    4,446.55/6,667.80 = 1,982.13/x
  3. Step 3: Cross multiply
    4,446.55x = 6,667.80 × 1,982.13
  4. Step 4: Simplify right side
    4,446.55x = 13,216,446.41
  5. Step 5: Solve for x
    x = 13,216,446.41/4,446.55
  6. Step 6: Final answer
    x = 2,972.29

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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.