Home / 6,660.32-9,192.36-4,007.97

Finding the Fourth Proportional to 6,660.32, 9,192.36 and 4,007.97

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Solution

The fourth proportional to 6,660.32, 9,192.36 and 4,007.97 is: 5,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.32 : 9,192.36 = 4,007.97 : x
  2. Step 2: Convert to fraction form
    6,660.32/9,192.36 = 4,007.97/x
  3. Step 3: Cross multiply
    6,660.32x = 9,192.36 × 4,007.97
  4. Step 4: Simplify right side
    6,660.32x = 36,842,703.11
  5. Step 5: Solve for x
    x = 36,842,703.11/6,660.32
  6. Step 6: Final answer
    x = 5,531.68

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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.