Home / 8,736.50-12,056.19-4,757.68

Finding the Fourth Proportional to 8,736.50, 12,056.19 and 4,757.68

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Solution

The fourth proportional to 8,736.50, 12,056.19 and 4,757.68 is: 6,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.50 : 12,056.19 = 4,757.68 : x
  2. Step 2: Convert to fraction form
    8,736.50/12,056.19 = 4,757.68/x
  3. Step 3: Cross multiply
    8,736.50x = 12,056.19 × 4,757.68
  4. Step 4: Simplify right side
    8,736.50x = 57,359,494.04
  5. Step 5: Solve for x
    x = 57,359,494.04/8,736.50
  6. Step 6: Final answer
    x = 6,565.50

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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.