Home / 1,465.88-2,194.08-1,120.52

Finding the Fourth Proportional to 1,465.88, 2,194.08 and 1,120.52

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Solution

The fourth proportional to 1,465.88, 2,194.08 and 1,120.52 is: 1,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.88 : 2,194.08 = 1,120.52 : x
  2. Step 2: Convert to fraction form
    1,465.88/2,194.08 = 1,120.52/x
  3. Step 3: Cross multiply
    1,465.88x = 2,194.08 × 1,120.52
  4. Step 4: Simplify right side
    1,465.88x = 2,458,510.52
  5. Step 5: Solve for x
    x = 2,458,510.52/1,465.88
  6. Step 6: Final answer
    x = 1,677.16

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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.