Home / 9,660.12-14,490.84-3,086.88

Finding the Fourth Proportional to 9,660.12, 14,490.84 and 3,086.88

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Solution

The fourth proportional to 9,660.12, 14,490.84 and 3,086.88 is: 4,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.12 : 14,490.84 = 3,086.88 : x
  2. Step 2: Convert to fraction form
    9,660.12/14,490.84 = 3,086.88/x
  3. Step 3: Cross multiply
    9,660.12x = 14,490.84 × 3,086.88
  4. Step 4: Simplify right side
    9,660.12x = 44,731,484.18
  5. Step 5: Solve for x
    x = 44,731,484.18/9,660.12
  6. Step 6: Final answer
    x = 4,630.53

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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.