Home / 8,743.09-12,065.41-4,764.19

Finding the Fourth Proportional to 8,743.09, 12,065.41 and 4,764.19

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Solution

The fourth proportional to 8,743.09, 12,065.41 and 4,764.19 is: 6,574.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.09 : 12,065.41 = 4,764.19 : x
  2. Step 2: Convert to fraction form
    8,743.09/12,065.41 = 4,764.19/x
  3. Step 3: Cross multiply
    8,743.09x = 12,065.41 × 4,764.19
  4. Step 4: Simplify right side
    8,743.09x = 57,481,821.52
  5. Step 5: Solve for x
    x = 57,481,821.52/8,743.09
  6. Step 6: Final answer
    x = 6,574.55

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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.