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Finding the Fourth Proportional to 8,900.35, 13,350.84 and 3,056.92

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Solution

The fourth proportional to 8,900.35, 13,350.84 and 3,056.92 is: 4,585.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.35 : 13,350.84 = 3,056.92 : x
  2. Step 2: Convert to fraction form
    8,900.35/13,350.84 = 3,056.92/x
  3. Step 3: Cross multiply
    8,900.35x = 13,350.84 × 3,056.92
  4. Step 4: Simplify right side
    8,900.35x = 40,812,449.81
  5. Step 5: Solve for x
    x = 40,812,449.81/8,900.35
  6. Step 6: Final answer
    x = 4,585.49

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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.