Home / 9,910.40-14,866.54-3,586.88

Finding the Fourth Proportional to 9,910.40, 14,866.54 and 3,586.88

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Solution

The fourth proportional to 9,910.40, 14,866.54 and 3,586.88 is: 5,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.40 : 14,866.54 = 3,586.88 : x
  2. Step 2: Convert to fraction form
    9,910.40/14,866.54 = 3,586.88/x
  3. Step 3: Cross multiply
    9,910.40x = 14,866.54 × 3,586.88
  4. Step 4: Simplify right side
    9,910.40x = 53,324,495.00
  5. Step 5: Solve for x
    x = 53,324,495.00/9,910.40
  6. Step 6: Final answer
    x = 5,380.66

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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.