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Finding the Fourth Proportional to 6,664.58, 9,998.92 and 4,816.34

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Solution

The fourth proportional to 6,664.58, 9,998.92 and 4,816.34 is: 7,225.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.58 : 9,998.92 = 4,816.34 : x
  2. Step 2: Convert to fraction form
    6,664.58/9,998.92 = 4,816.34/x
  3. Step 3: Cross multiply
    6,664.58x = 9,998.92 × 4,816.34
  4. Step 4: Simplify right side
    6,664.58x = 48,158,150.21
  5. Step 5: Solve for x
    x = 48,158,150.21/6,664.58
  6. Step 6: Final answer
    x = 7,225.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.