Home / 7,657.17-11,485.53-2,110.85

Finding the Fourth Proportional to 7,657.17, 11,485.53 and 2,110.85

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Solution

The fourth proportional to 7,657.17, 11,485.53 and 2,110.85 is: 3,166.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.17 : 11,485.53 = 2,110.85 : x
  2. Step 2: Convert to fraction form
    7,657.17/11,485.53 = 2,110.85/x
  3. Step 3: Cross multiply
    7,657.17x = 11,485.53 × 2,110.85
  4. Step 4: Simplify right side
    7,657.17x = 24,244,231.00
  5. Step 5: Solve for x
    x = 24,244,231.00/7,657.17
  6. Step 6: Final answer
    x = 3,166.21

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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.