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Finding the Fourth Proportional to 8,184.87, 11,295.18 and 4,458.87

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Solution

The fourth proportional to 8,184.87, 11,295.18 and 4,458.87 is: 6,153.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.87 : 11,295.18 = 4,458.87 : x
  2. Step 2: Convert to fraction form
    8,184.87/11,295.18 = 4,458.87/x
  3. Step 3: Cross multiply
    8,184.87x = 11,295.18 × 4,458.87
  4. Step 4: Simplify right side
    8,184.87x = 50,363,739.25
  5. Step 5: Solve for x
    x = 50,363,739.25/8,184.87
  6. Step 6: Final answer
    x = 6,153.27

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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.