Home / 4,485.84-6,729.40-2,177.04

Finding the Fourth Proportional to 4,485.84, 6,729.40 and 2,177.04

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Solution

The fourth proportional to 4,485.84, 6,729.40 and 2,177.04 is: 3,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.84 : 6,729.40 = 2,177.04 : x
  2. Step 2: Convert to fraction form
    4,485.84/6,729.40 = 2,177.04/x
  3. Step 3: Cross multiply
    4,485.84x = 6,729.40 × 2,177.04
  4. Step 4: Simplify right side
    4,485.84x = 14,650,172.98
  5. Step 5: Solve for x
    x = 14,650,172.98/4,485.84
  6. Step 6: Final answer
    x = 3,265.87

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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.