Home / 7,653.64-11,480.60-2,106.96

Finding the Fourth Proportional to 7,653.64, 11,480.60 and 2,106.96

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Solution

The fourth proportional to 7,653.64, 11,480.60 and 2,106.96 is: 3,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.64 : 11,480.60 = 2,106.96 : x
  2. Step 2: Convert to fraction form
    7,653.64/11,480.60 = 2,106.96/x
  3. Step 3: Cross multiply
    7,653.64x = 11,480.60 × 2,106.96
  4. Step 4: Simplify right side
    7,653.64x = 24,189,164.98
  5. Step 5: Solve for x
    x = 24,189,164.98/7,653.64
  6. Step 6: Final answer
    x = 3,160.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.