Home / 8,736.60-12,056.09-4,757.69

Finding the Fourth Proportional to 8,736.60, 12,056.09 and 4,757.69

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Solution

The fourth proportional to 8,736.60, 12,056.09 and 4,757.69 is: 6,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.60 : 12,056.09 = 4,757.69 : x
  2. Step 2: Convert to fraction form
    8,736.60/12,056.09 = 4,757.69/x
  3. Step 3: Cross multiply
    8,736.60x = 12,056.09 × 4,757.69
  4. Step 4: Simplify right side
    8,736.60x = 57,359,054.76
  5. Step 5: Solve for x
    x = 57,359,054.76/8,736.60
  6. Step 6: Final answer
    x = 6,565.38

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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.