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Finding the Fourth Proportional to 10,768.64, 14,860.08 and 6,052.88

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Solution

The fourth proportional to 10,768.64, 14,860.08 and 6,052.88 is: 8,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.64 : 14,860.08 = 6,052.88 : x
  2. Step 2: Convert to fraction form
    10,768.64/14,860.08 = 6,052.88/x
  3. Step 3: Cross multiply
    10,768.64x = 14,860.08 × 6,052.88
  4. Step 4: Simplify right side
    10,768.64x = 89,946,281.03
  5. Step 5: Solve for x
    x = 89,946,281.03/10,768.64
  6. Step 6: Final answer
    x = 8,352.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.