Home / 7,653.96-11,479.64-2,106

Finding the Fourth Proportional to 7,653.96, 11,479.64 and 2,106

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Solution

The fourth proportional to 7,653.96, 11,479.64 and 2,106 is: 3,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.96 : 11,479.64 = 2,106 : x
  2. Step 2: Convert to fraction form
    7,653.96/11,479.64 = 2,106/x
  3. Step 3: Cross multiply
    7,653.96x = 11,479.64 × 2,106
  4. Step 4: Simplify right side
    7,653.96x = 24,176,111.31
  5. Step 5: Solve for x
    x = 24,176,111.31/7,653.96
  6. Step 6: Final answer
    x = 3,158.64

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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.