Home / 6,612.46-9,125.39-3,628.49

Finding the Fourth Proportional to 6,612.46, 9,125.39 and 3,628.49

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Solution

The fourth proportional to 6,612.46, 9,125.39 and 3,628.49 is: 5,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.46 : 9,125.39 = 3,628.49 : x
  2. Step 2: Convert to fraction form
    6,612.46/9,125.39 = 3,628.49/x
  3. Step 3: Cross multiply
    6,612.46x = 9,125.39 × 3,628.49
  4. Step 4: Simplify right side
    6,612.46x = 33,111,349.81
  5. Step 5: Solve for x
    x = 33,111,349.81/6,612.46
  6. Step 6: Final answer
    x = 5,007.42

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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.