Home / 10,723.60-16,089.98-4,485.06

Finding the Fourth Proportional to 10,723.60, 16,089.98 and 4,485.06

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Solution

The fourth proportional to 10,723.60, 16,089.98 and 4,485.06 is: 6,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.60 : 16,089.98 = 4,485.06 : x
  2. Step 2: Convert to fraction form
    10,723.60/16,089.98 = 4,485.06/x
  3. Step 3: Cross multiply
    10,723.60x = 16,089.98 × 4,485.06
  4. Step 4: Simplify right side
    10,723.60x = 72,164,525.70
  5. Step 5: Solve for x
    x = 72,164,525.70/10,723.60
  6. Step 6: Final answer
    x = 6,729.51

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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.