Home / 6,606.62-9,117.40-3,622.56

Finding the Fourth Proportional to 6,606.62, 9,117.40 and 3,622.56

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Solution

The fourth proportional to 6,606.62, 9,117.40 and 3,622.56 is: 4,999.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.62 : 9,117.40 = 3,622.56 : x
  2. Step 2: Convert to fraction form
    6,606.62/9,117.40 = 3,622.56/x
  3. Step 3: Cross multiply
    6,606.62x = 9,117.40 × 3,622.56
  4. Step 4: Simplify right side
    6,606.62x = 33,028,325.46
  5. Step 5: Solve for x
    x = 33,028,325.46/6,606.62
  6. Step 6: Final answer
    x = 4,999.28

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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.