Home / 6,249.51-8,618.45-4,009.65

Finding the Fourth Proportional to 6,249.51, 8,618.45 and 4,009.65

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Solution

The fourth proportional to 6,249.51, 8,618.45 and 4,009.65 is: 5,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.51 : 8,618.45 = 4,009.65 : x
  2. Step 2: Convert to fraction form
    6,249.51/8,618.45 = 4,009.65/x
  3. Step 3: Cross multiply
    6,249.51x = 8,618.45 × 4,009.65
  4. Step 4: Simplify right side
    6,249.51x = 34,556,947.99
  5. Step 5: Solve for x
    x = 34,556,947.99/6,249.51
  6. Step 6: Final answer
    x = 5,529.55

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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.