Home / 7,646.12-11,469.70-3,263.56

Finding the Fourth Proportional to 7,646.12, 11,469.70 and 3,263.56

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Solution

The fourth proportional to 7,646.12, 11,469.70 and 3,263.56 is: 4,895.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.12 : 11,469.70 = 3,263.56 : x
  2. Step 2: Convert to fraction form
    7,646.12/11,469.70 = 3,263.56/x
  3. Step 3: Cross multiply
    7,646.12x = 11,469.70 × 3,263.56
  4. Step 4: Simplify right side
    7,646.12x = 37,432,054.13
  5. Step 5: Solve for x
    x = 37,432,054.13/7,646.12
  6. Step 6: Final answer
    x = 4,895.56

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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.