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Finding the Fourth Proportional to 6,153.41, 8,491.74 and 3,500.66

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Solution

The fourth proportional to 6,153.41, 8,491.74 and 3,500.66 is: 4,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.41 : 8,491.74 = 3,500.66 : x
  2. Step 2: Convert to fraction form
    6,153.41/8,491.74 = 3,500.66/x
  3. Step 3: Cross multiply
    6,153.41x = 8,491.74 × 3,500.66
  4. Step 4: Simplify right side
    6,153.41x = 29,726,694.55
  5. Step 5: Solve for x
    x = 29,726,694.55/6,153.41
  6. Step 6: Final answer
    x = 4,830.93

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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.