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Finding the Fourth Proportional to 8,798.49, 13,199.49 and 2,954.88

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Solution

The fourth proportional to 8,798.49, 13,199.49 and 2,954.88 is: 4,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.49 : 13,199.49 = 2,954.88 : x
  2. Step 2: Convert to fraction form
    8,798.49/13,199.49 = 2,954.88/x
  3. Step 3: Cross multiply
    8,798.49x = 13,199.49 × 2,954.88
  4. Step 4: Simplify right side
    8,798.49x = 39,002,909.01
  5. Step 5: Solve for x
    x = 39,002,909.01/8,798.49
  6. Step 6: Final answer
    x = 4,432.91

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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.