Home / 3,608.55-5,412.83-3,535.65

Finding the Fourth Proportional to 3,608.55, 5,412.83 and 3,535.65

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Solution

The fourth proportional to 3,608.55, 5,412.83 and 3,535.65 is: 5,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.55 : 5,412.83 = 3,535.65 : x
  2. Step 2: Convert to fraction form
    3,608.55/5,412.83 = 3,535.65/x
  3. Step 3: Cross multiply
    3,608.55x = 5,412.83 × 3,535.65
  4. Step 4: Simplify right side
    3,608.55x = 19,137,854.71
  5. Step 5: Solve for x
    x = 19,137,854.71/3,608.55
  6. Step 6: Final answer
    x = 5,303.48

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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.