Home / 10,900.48-16,352.24-4,327.32

Finding the Fourth Proportional to 10,900.48, 16,352.24 and 4,327.32

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Solution

The fourth proportional to 10,900.48, 16,352.24 and 4,327.32 is: 6,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900.48 : 16,352.24 = 4,327.32 : x
  2. Step 2: Convert to fraction form
    10,900.48/16,352.24 = 4,327.32/x
  3. Step 3: Cross multiply
    10,900.48x = 16,352.24 × 4,327.32
  4. Step 4: Simplify right side
    10,900.48x = 70,761,375.20
  5. Step 5: Solve for x
    x = 70,761,375.20/10,900.48
  6. Step 6: Final answer
    x = 6,491.58

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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.