Home / 7,705.33-11,557.69-2,775.06

Finding the Fourth Proportional to 7,705.33, 11,557.69 and 2,775.06

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Solution

The fourth proportional to 7,705.33, 11,557.69 and 2,775.06 is: 4,162.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.33 : 11,557.69 = 2,775.06 : x
  2. Step 2: Convert to fraction form
    7,705.33/11,557.69 = 2,775.06/x
  3. Step 3: Cross multiply
    7,705.33x = 11,557.69 × 2,775.06
  4. Step 4: Simplify right side
    7,705.33x = 32,073,276.27
  5. Step 5: Solve for x
    x = 32,073,276.27/7,705.33
  6. Step 6: Final answer
    x = 4,162.48

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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.