Home / 3,530.83-4,872.55-1,958.93

Finding the Fourth Proportional to 3,530.83, 4,872.55 and 1,958.93

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Solution

The fourth proportional to 3,530.83, 4,872.55 and 1,958.93 is: 2,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.83 : 4,872.55 = 1,958.93 : x
  2. Step 2: Convert to fraction form
    3,530.83/4,872.55 = 1,958.93/x
  3. Step 3: Cross multiply
    3,530.83x = 4,872.55 × 1,958.93
  4. Step 4: Simplify right side
    3,530.83x = 9,544,984.37
  5. Step 5: Solve for x
    x = 9,544,984.37/3,530.83
  6. Step 6: Final answer
    x = 2,703.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.