Home / 5,585.29-8,365.18-2,665.65

Finding the Fourth Proportional to 5,585.29, 8,365.18 and 2,665.65

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Solution

The fourth proportional to 5,585.29, 8,365.18 and 2,665.65 is: 3,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.29 : 8,365.18 = 2,665.65 : x
  2. Step 2: Convert to fraction form
    5,585.29/8,365.18 = 2,665.65/x
  3. Step 3: Cross multiply
    5,585.29x = 8,365.18 × 2,665.65
  4. Step 4: Simplify right side
    5,585.29x = 22,298,642.07
  5. Step 5: Solve for x
    x = 22,298,642.07/5,585.29
  6. Step 6: Final answer
    x = 3,992.39

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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.