Home / 7,782.32-11,675.22-2,235.23

Finding the Fourth Proportional to 7,782.32, 11,675.22 and 2,235.23

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Solution

The fourth proportional to 7,782.32, 11,675.22 and 2,235.23 is: 3,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782.32 : 11,675.22 = 2,235.23 : x
  2. Step 2: Convert to fraction form
    7,782.32/11,675.22 = 2,235.23/x
  3. Step 3: Cross multiply
    7,782.32x = 11,675.22 × 2,235.23
  4. Step 4: Simplify right side
    7,782.32x = 26,096,790.82
  5. Step 5: Solve for x
    x = 26,096,790.82/7,782.32
  6. Step 6: Final answer
    x = 3,353.34

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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.