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Finding the Fourth Proportional to 8,110.65, 11,193.71 and 4,574.60

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Solution

The fourth proportional to 8,110.65, 11,193.71 and 4,574.60 is: 6,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.65 : 11,193.71 = 4,574.60 : x
  2. Step 2: Convert to fraction form
    8,110.65/11,193.71 = 4,574.60/x
  3. Step 3: Cross multiply
    8,110.65x = 11,193.71 × 4,574.60
  4. Step 4: Simplify right side
    8,110.65x = 51,206,666.92
  5. Step 5: Solve for x
    x = 51,206,666.92/8,110.65
  6. Step 6: Final answer
    x = 6,313.51

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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.