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Finding the Fourth Proportional to 6,384.74, 8,803.67 and 4,495.71

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Solution

The fourth proportional to 6,384.74, 8,803.67 and 4,495.71 is: 6,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384.74 : 8,803.67 = 4,495.71 : x
  2. Step 2: Convert to fraction form
    6,384.74/8,803.67 = 4,495.71/x
  3. Step 3: Cross multiply
    6,384.74x = 8,803.67 × 4,495.71
  4. Step 4: Simplify right side
    6,384.74x = 39,578,757.79
  5. Step 5: Solve for x
    x = 39,578,757.79/6,384.74
  6. Step 6: Final answer
    x = 6,198.97

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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.