Home / 4,891.96-7,341.18-2,585.08

Finding the Fourth Proportional to 4,891.96, 7,341.18 and 2,585.08

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Solution

The fourth proportional to 4,891.96, 7,341.18 and 2,585.08 is: 3,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.96 : 7,341.18 = 2,585.08 : x
  2. Step 2: Convert to fraction form
    4,891.96/7,341.18 = 2,585.08/x
  3. Step 3: Cross multiply
    4,891.96x = 7,341.18 × 2,585.08
  4. Step 4: Simplify right side
    4,891.96x = 18,977,537.59
  5. Step 5: Solve for x
    x = 18,977,537.59/4,891.96
  6. Step 6: Final answer
    x = 3,879.33

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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.