Home / 1,760.07-2,632.99-1,211.02

Finding the Fourth Proportional to 1,760.07, 2,632.99 and 1,211.02

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Solution

The fourth proportional to 1,760.07, 2,632.99 and 1,211.02 is: 1,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.07 : 2,632.99 = 1,211.02 : x
  2. Step 2: Convert to fraction form
    1,760.07/2,632.99 = 1,211.02/x
  3. Step 3: Cross multiply
    1,760.07x = 2,632.99 × 1,211.02
  4. Step 4: Simplify right side
    1,760.07x = 3,188,603.55
  5. Step 5: Solve for x
    x = 3,188,603.55/1,760.07
  6. Step 6: Final answer
    x = 1,811.63

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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.