Home / 3,687.95-5,532.06-1,222.99

Finding the Fourth Proportional to 3,687.95, 5,532.06 and 1,222.99

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Solution

The fourth proportional to 3,687.95, 5,532.06 and 1,222.99 is: 1,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.95 : 5,532.06 = 1,222.99 : x
  2. Step 2: Convert to fraction form
    3,687.95/5,532.06 = 1,222.99/x
  3. Step 3: Cross multiply
    3,687.95x = 5,532.06 × 1,222.99
  4. Step 4: Simplify right side
    3,687.95x = 6,765,654.06
  5. Step 5: Solve for x
    x = 6,765,654.06/3,687.95
  6. Step 6: Final answer
    x = 1,834.53

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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.