Home / 10,336.56-15,477.20-8,246.72

Finding the Fourth Proportional to 10,336.56, 15,477.20 and 8,246.72

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Solution

The fourth proportional to 10,336.56, 15,477.20 and 8,246.72 is: 12,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.56 : 15,477.20 = 8,246.72 : x
  2. Step 2: Convert to fraction form
    10,336.56/15,477.20 = 8,246.72/x
  3. Step 3: Cross multiply
    10,336.56x = 15,477.20 × 8,246.72
  4. Step 4: Simplify right side
    10,336.56x = 127,636,134.78
  5. Step 5: Solve for x
    x = 127,636,134.78/10,336.56
  6. Step 6: Final answer
    x = 12,348.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.