Home / 11,091.70-16,639.58-3,695.46

Finding the Fourth Proportional to 11,091.70, 16,639.58 and 3,695.46

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Solution

The fourth proportional to 11,091.70, 16,639.58 and 3,695.46 is: 5,543.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.70 : 16,639.58 = 3,695.46 : x
  2. Step 2: Convert to fraction form
    11,091.70/16,639.58 = 3,695.46/x
  3. Step 3: Cross multiply
    11,091.70x = 16,639.58 × 3,695.46
  4. Step 4: Simplify right side
    11,091.70x = 61,490,828.36
  5. Step 5: Solve for x
    x = 61,490,828.36/11,091.70
  6. Step 6: Final answer
    x = 5,543.86

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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.