Home / 10,579.64-15,866.76-3,558.56

Finding the Fourth Proportional to 10,579.64, 15,866.76 and 3,558.56

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Solution

The fourth proportional to 10,579.64, 15,866.76 and 3,558.56 is: 5,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.64 : 15,866.76 = 3,558.56 : x
  2. Step 2: Convert to fraction form
    10,579.64/15,866.76 = 3,558.56/x
  3. Step 3: Cross multiply
    10,579.64x = 15,866.76 × 3,558.56
  4. Step 4: Simplify right side
    10,579.64x = 56,462,817.47
  5. Step 5: Solve for x
    x = 56,462,817.47/10,579.64
  6. Step 6: Final answer
    x = 5,336.93

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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.