Home / 6,606.20-9,116.76-3,622.01

Finding the Fourth Proportional to 6,606.20, 9,116.76 and 3,622.01

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Solution

The fourth proportional to 6,606.20, 9,116.76 and 3,622.01 is: 4,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.20 : 9,116.76 = 3,622.01 : x
  2. Step 2: Convert to fraction form
    6,606.20/9,116.76 = 3,622.01/x
  3. Step 3: Cross multiply
    6,606.20x = 9,116.76 × 3,622.01
  4. Step 4: Simplify right side
    6,606.20x = 33,020,950.30
  5. Step 5: Solve for x
    x = 33,020,950.30/6,606.20
  6. Step 6: Final answer
    x = 4,998.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.