Home / 7,852.12-11,776.82-2,305.36

Finding the Fourth Proportional to 7,852.12, 11,776.82 and 2,305.36

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Solution

The fourth proportional to 7,852.12, 11,776.82 and 2,305.36 is: 3,457.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.12 : 11,776.82 = 2,305.36 : x
  2. Step 2: Convert to fraction form
    7,852.12/11,776.82 = 2,305.36/x
  3. Step 3: Cross multiply
    7,852.12x = 11,776.82 × 2,305.36
  4. Step 4: Simplify right side
    7,852.12x = 27,149,809.76
  5. Step 5: Solve for x
    x = 27,149,809.76/7,852.12
  6. Step 6: Final answer
    x = 3,457.64

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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.