Home / 6,606.65-9,117.30-3,622.31

Finding the Fourth Proportional to 6,606.65, 9,117.30 and 3,622.31

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Solution

The fourth proportional to 6,606.65, 9,117.30 and 3,622.31 is: 4,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.65 : 9,117.30 = 3,622.31 : x
  2. Step 2: Convert to fraction form
    6,606.65/9,117.30 = 3,622.31/x
  3. Step 3: Cross multiply
    6,606.65x = 9,117.30 × 3,622.31
  4. Step 4: Simplify right side
    6,606.65x = 33,025,641.38
  5. Step 5: Solve for x
    x = 33,025,641.38/6,606.65
  6. Step 6: Final answer
    x = 4,998.85

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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.