Home / 11,108.52-16,662.75-3,712.98

Finding the Fourth Proportional to 11,108.52, 16,662.75 and 3,712.98

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Solution

The fourth proportional to 11,108.52, 16,662.75 and 3,712.98 is: 5,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.52 : 16,662.75 = 3,712.98 : x
  2. Step 2: Convert to fraction form
    11,108.52/16,662.75 = 3,712.98/x
  3. Step 3: Cross multiply
    11,108.52x = 16,662.75 × 3,712.98
  4. Step 4: Simplify right side
    11,108.52x = 61,868,457.50
  5. Step 5: Solve for x
    x = 61,868,457.50/11,108.52
  6. Step 6: Final answer
    x = 5,569.46

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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.