Home / 3,465.39-5,198.49-1,156.89

Finding the Fourth Proportional to 3,465.39, 5,198.49 and 1,156.89

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Solution

The fourth proportional to 3,465.39, 5,198.49 and 1,156.89 is: 1,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.39 : 5,198.49 = 1,156.89 : x
  2. Step 2: Convert to fraction form
    3,465.39/5,198.49 = 1,156.89/x
  3. Step 3: Cross multiply
    3,465.39x = 5,198.49 × 1,156.89
  4. Step 4: Simplify right side
    3,465.39x = 6,014,081.10
  5. Step 5: Solve for x
    x = 6,014,081.10/3,465.39
  6. Step 6: Final answer
    x = 1,735.47

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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.