Home / 6,606.47-9,116.70-3,622.25

Finding the Fourth Proportional to 6,606.47, 9,116.70 and 3,622.25

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Solution

The fourth proportional to 6,606.47, 9,116.70 and 3,622.25 is: 4,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.47 : 9,116.70 = 3,622.25 : x
  2. Step 2: Convert to fraction form
    6,606.47/9,116.70 = 3,622.25/x
  3. Step 3: Cross multiply
    6,606.47x = 9,116.70 × 3,622.25
  4. Step 4: Simplify right side
    6,606.47x = 33,022,966.58
  5. Step 5: Solve for x
    x = 33,022,966.58/6,606.47
  6. Step 6: Final answer
    x = 4,998.58

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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.