Home / 7,705.56-11,558.36-2,511.84

Finding the Fourth Proportional to 7,705.56, 11,558.36 and 2,511.84

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Solution

The fourth proportional to 7,705.56, 11,558.36 and 2,511.84 is: 3,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.56 : 11,558.36 = 2,511.84 : x
  2. Step 2: Convert to fraction form
    7,705.56/11,558.36 = 2,511.84/x
  3. Step 3: Cross multiply
    7,705.56x = 11,558.36 × 2,511.84
  4. Step 4: Simplify right side
    7,705.56x = 29,032,750.98
  5. Step 5: Solve for x
    x = 29,032,750.98/7,705.56
  6. Step 6: Final answer
    x = 3,767.77

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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.