Home / 6,657.48-9,183.06-4,005.72

Finding the Fourth Proportional to 6,657.48, 9,183.06 and 4,005.72

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Solution

The fourth proportional to 6,657.48, 9,183.06 and 4,005.72 is: 5,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.48 : 9,183.06 = 4,005.72 : x
  2. Step 2: Convert to fraction form
    6,657.48/9,183.06 = 4,005.72/x
  3. Step 3: Cross multiply
    6,657.48x = 9,183.06 × 4,005.72
  4. Step 4: Simplify right side
    6,657.48x = 36,784,767.10
  5. Step 5: Solve for x
    x = 36,784,767.10/6,657.48
  6. Step 6: Final answer
    x = 5,525.33

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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.