Home / 11,107.37-16,649.45-5,257.01

Finding the Fourth Proportional to 11,107.37, 16,649.45 and 5,257.01

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Solution

The fourth proportional to 11,107.37, 16,649.45 and 5,257.01 is: 7,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.37 : 16,649.45 = 5,257.01 : x
  2. Step 2: Convert to fraction form
    11,107.37/16,649.45 = 5,257.01/x
  3. Step 3: Cross multiply
    11,107.37x = 16,649.45 × 5,257.01
  4. Step 4: Simplify right side
    11,107.37x = 87,526,298.86
  5. Step 5: Solve for x
    x = 87,526,298.86/11,107.37
  6. Step 6: Final answer
    x = 7,880.02

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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.