Home / 7,483.12-11,227.10-2,555.88

Finding the Fourth Proportional to 7,483.12, 11,227.10 and 2,555.88

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Solution

The fourth proportional to 7,483.12, 11,227.10 and 2,555.88 is: 3,834.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.12 : 11,227.10 = 2,555.88 : x
  2. Step 2: Convert to fraction form
    7,483.12/11,227.10 = 2,555.88/x
  3. Step 3: Cross multiply
    7,483.12x = 11,227.10 × 2,555.88
  4. Step 4: Simplify right side
    7,483.12x = 28,695,120.35
  5. Step 5: Solve for x
    x = 28,695,120.35/7,483.12
  6. Step 6: Final answer
    x = 3,834.65

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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.