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Finding the Fourth Proportional to 7,224.66, 10,838.88 and 3,064.86

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Solution

The fourth proportional to 7,224.66, 10,838.88 and 3,064.86 is: 4,598.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.66 : 10,838.88 = 3,064.86 : x
  2. Step 2: Convert to fraction form
    7,224.66/10,838.88 = 3,064.86/x
  3. Step 3: Cross multiply
    7,224.66x = 10,838.88 × 3,064.86
  4. Step 4: Simplify right side
    7,224.66x = 33,219,649.76
  5. Step 5: Solve for x
    x = 33,219,649.76/7,224.66
  6. Step 6: Final answer
    x = 4,598.09

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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.