Home / 11,102.10-16,628.85-9,644.10

Finding the Fourth Proportional to 11,102.10, 16,628.85 and 9,644.10

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Solution

The fourth proportional to 11,102.10, 16,628.85 and 9,644.10 is: 14,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.10 : 16,628.85 = 9,644.10 : x
  2. Step 2: Convert to fraction form
    11,102.10/16,628.85 = 9,644.10/x
  3. Step 3: Cross multiply
    11,102.10x = 16,628.85 × 9,644.10
  4. Step 4: Simplify right side
    11,102.10x = 160,370,292.29
  5. Step 5: Solve for x
    x = 160,370,292.29/11,102.10
  6. Step 6: Final answer
    x = 14,445.04

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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.