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Finding the Fourth Proportional to 8,984.68, 13,477.50 and 2,744.88

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Solution

The fourth proportional to 8,984.68, 13,477.50 and 2,744.88 is: 4,117.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984.68 : 13,477.50 = 2,744.88 : x
  2. Step 2: Convert to fraction form
    8,984.68/13,477.50 = 2,744.88/x
  3. Step 3: Cross multiply
    8,984.68x = 13,477.50 × 2,744.88
  4. Step 4: Simplify right side
    8,984.68x = 36,994,120.20
  5. Step 5: Solve for x
    x = 36,994,120.20/8,984.68
  6. Step 6: Final answer
    x = 4,117.47

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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.