Home / 9,288.12-13,921.67-4,611.38

Finding the Fourth Proportional to 9,288.12, 13,921.67 and 4,611.38

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Solution

The fourth proportional to 9,288.12, 13,921.67 and 4,611.38 is: 6,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.12 : 13,921.67 = 4,611.38 : x
  2. Step 2: Convert to fraction form
    9,288.12/13,921.67 = 4,611.38/x
  3. Step 3: Cross multiply
    9,288.12x = 13,921.67 × 4,611.38
  4. Step 4: Simplify right side
    9,288.12x = 64,198,130.83
  5. Step 5: Solve for x
    x = 64,198,130.83/9,288.12
  6. Step 6: Final answer
    x = 6,911.86

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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.