Home / 8,743.66-12,066.33-4,764.79

Finding the Fourth Proportional to 8,743.66, 12,066.33 and 4,764.79

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Solution

The fourth proportional to 8,743.66, 12,066.33 and 4,764.79 is: 6,575.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.66 : 12,066.33 = 4,764.79 : x
  2. Step 2: Convert to fraction form
    8,743.66/12,066.33 = 4,764.79/x
  3. Step 3: Cross multiply
    8,743.66x = 12,066.33 × 4,764.79
  4. Step 4: Simplify right side
    8,743.66x = 57,493,528.52
  5. Step 5: Solve for x
    x = 57,493,528.52/8,743.66
  6. Step 6: Final answer
    x = 6,575.45

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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.