Home / 9,220.58-13,828.83-3,672.90

Finding the Fourth Proportional to 9,220.58, 13,828.83 and 3,672.90

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Solution

The fourth proportional to 9,220.58, 13,828.83 and 3,672.90 is: 5,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.58 : 13,828.83 = 3,672.90 : x
  2. Step 2: Convert to fraction form
    9,220.58/13,828.83 = 3,672.90/x
  3. Step 3: Cross multiply
    9,220.58x = 13,828.83 × 3,672.90
  4. Step 4: Simplify right side
    9,220.58x = 50,791,909.71
  5. Step 5: Solve for x
    x = 50,791,909.71/9,220.58
  6. Step 6: Final answer
    x = 5,508.54

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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.