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Finding the Fourth Proportional to 5,664.07, 8,499.15 and 3,328.63

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Solution

The fourth proportional to 5,664.07, 8,499.15 and 3,328.63 is: 4,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.07 : 8,499.15 = 3,328.63 : x
  2. Step 2: Convert to fraction form
    5,664.07/8,499.15 = 3,328.63/x
  3. Step 3: Cross multiply
    5,664.07x = 8,499.15 × 3,328.63
  4. Step 4: Simplify right side
    5,664.07x = 28,290,525.66
  5. Step 5: Solve for x
    x = 28,290,525.66/5,664.07
  6. Step 6: Final answer
    x = 4,994.73

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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.