Home / 11,298.36-16,955.46-4,372.68

Finding the Fourth Proportional to 11,298.36, 16,955.46 and 4,372.68

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Solution

The fourth proportional to 11,298.36, 16,955.46 and 4,372.68 is: 6,562.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.36 : 16,955.46 = 4,372.68 : x
  2. Step 2: Convert to fraction form
    11,298.36/16,955.46 = 4,372.68/x
  3. Step 3: Cross multiply
    11,298.36x = 16,955.46 × 4,372.68
  4. Step 4: Simplify right side
    11,298.36x = 74,140,800.83
  5. Step 5: Solve for x
    x = 74,140,800.83/11,298.36
  6. Step 6: Final answer
    x = 6,562.09

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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.