Home / 8,206.53-12,312.50-3,273.45

Finding the Fourth Proportional to 8,206.53, 12,312.50 and 3,273.45

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Solution

The fourth proportional to 8,206.53, 12,312.50 and 3,273.45 is: 4,911.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.53 : 12,312.50 = 3,273.45 : x
  2. Step 2: Convert to fraction form
    8,206.53/12,312.50 = 3,273.45/x
  3. Step 3: Cross multiply
    8,206.53x = 12,312.50 × 3,273.45
  4. Step 4: Simplify right side
    8,206.53x = 40,304,336.76
  5. Step 5: Solve for x
    x = 40,304,336.76/8,206.53
  6. Step 6: Final answer
    x = 4,911.25

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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.