Home / 1,468.13-2,205.26-1,120.25

Finding the Fourth Proportional to 1,468.13, 2,205.26 and 1,120.25

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Solution

The fourth proportional to 1,468.13, 2,205.26 and 1,120.25 is: 1,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.13 : 2,205.26 = 1,120.25 : x
  2. Step 2: Convert to fraction form
    1,468.13/2,205.26 = 1,120.25/x
  3. Step 3: Cross multiply
    1,468.13x = 2,205.26 × 1,120.25
  4. Step 4: Simplify right side
    1,468.13x = 2,470,434.22
  5. Step 5: Solve for x
    x = 2,470,434.22/1,468.13
  6. Step 6: Final answer
    x = 1,682.71

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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.