Home / 10,564.60-15,849.30-6,179.80

Finding the Fourth Proportional to 10,564.60, 15,849.30 and 6,179.80

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Solution

The fourth proportional to 10,564.60, 15,849.30 and 6,179.80 is: 9,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.60 : 15,849.30 = 6,179.80 : x
  2. Step 2: Convert to fraction form
    10,564.60/15,849.30 = 6,179.80/x
  3. Step 3: Cross multiply
    10,564.60x = 15,849.30 × 6,179.80
  4. Step 4: Simplify right side
    10,564.60x = 97,945,504.14
  5. Step 5: Solve for x
    x = 97,945,504.14/10,564.60
  6. Step 6: Final answer
    x = 9,271.10

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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.