Home / 11,485.46-17,228.27-3,165.93

Finding the Fourth Proportional to 11,485.46, 17,228.27 and 3,165.93

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Solution

The fourth proportional to 11,485.46, 17,228.27 and 3,165.93 is: 4,748.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.46 : 17,228.27 = 3,165.93 : x
  2. Step 2: Convert to fraction form
    11,485.46/17,228.27 = 3,165.93/x
  3. Step 3: Cross multiply
    11,485.46x = 17,228.27 × 3,165.93
  4. Step 4: Simplify right side
    11,485.46x = 54,543,504.76
  5. Step 5: Solve for x
    x = 54,543,504.76/11,485.46
  6. Step 6: Final answer
    x = 4,748.92

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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.