Home / 8,246.86-11,362.84-5,589.65

Finding the Fourth Proportional to 8,246.86, 11,362.84 and 5,589.65

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Solution

The fourth proportional to 8,246.86, 11,362.84 and 5,589.65 is: 7,701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.86 : 11,362.84 = 5,589.65 : x
  2. Step 2: Convert to fraction form
    8,246.86/11,362.84 = 5,589.65/x
  3. Step 3: Cross multiply
    8,246.86x = 11,362.84 × 5,589.65
  4. Step 4: Simplify right side
    8,246.86x = 63,514,270.66
  5. Step 5: Solve for x
    x = 63,514,270.66/8,246.86
  6. Step 6: Final answer
    x = 7,701.64

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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.