Home / 10,899.48-16,346.52-3,108.36

Finding the Fourth Proportional to 10,899.48, 16,346.52 and 3,108.36

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Solution

The fourth proportional to 10,899.48, 16,346.52 and 3,108.36 is: 4,661.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.48 : 16,346.52 = 3,108.36 : x
  2. Step 2: Convert to fraction form
    10,899.48/16,346.52 = 3,108.36/x
  3. Step 3: Cross multiply
    10,899.48x = 16,346.52 × 3,108.36
  4. Step 4: Simplify right side
    10,899.48x = 50,810,868.91
  5. Step 5: Solve for x
    x = 50,810,868.91/10,899.48
  6. Step 6: Final answer
    x = 4,661.77

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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.