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Finding the Fourth Proportional to 6,384.75, 8,810.97 and 3,733.62

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Solution

The fourth proportional to 6,384.75, 8,810.97 and 3,733.62 is: 5,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384.75 : 8,810.97 = 3,733.62 : x
  2. Step 2: Convert to fraction form
    6,384.75/8,810.97 = 3,733.62/x
  3. Step 3: Cross multiply
    6,384.75x = 8,810.97 × 3,733.62
  4. Step 4: Simplify right side
    6,384.75x = 32,896,813.81
  5. Step 5: Solve for x
    x = 32,896,813.81/6,384.75
  6. Step 6: Final answer
    x = 5,152.40

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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.