Home / 8,511.60-11,745-4,733.76

Finding the Fourth Proportional to 8,511.60, 11,745 and 4,733.76

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Solution

The fourth proportional to 8,511.60, 11,745 and 4,733.76 is: 6,532.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.60 : 11,745 = 4,733.76 : x
  2. Step 2: Convert to fraction form
    8,511.60/11,745 = 4,733.76/x
  3. Step 3: Cross multiply
    8,511.60x = 11,745 × 4,733.76
  4. Step 4: Simplify right side
    8,511.60x = 55,598,011.20
  5. Step 5: Solve for x
    x = 55,598,011.20/8,511.60
  6. Step 6: Final answer
    x = 6,532.03

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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.