Home / 11,451.87-17,185.50-4,056.30

Finding the Fourth Proportional to 11,451.87, 17,185.50 and 4,056.30

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Solution

The fourth proportional to 11,451.87, 17,185.50 and 4,056.30 is: 6,087.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.87 : 17,185.50 = 4,056.30 : x
  2. Step 2: Convert to fraction form
    11,451.87/17,185.50 = 4,056.30/x
  3. Step 3: Cross multiply
    11,451.87x = 17,185.50 × 4,056.30
  4. Step 4: Simplify right side
    11,451.87x = 69,709,543.65
  5. Step 5: Solve for x
    x = 69,709,543.65/11,451.87
  6. Step 6: Final answer
    x = 6,087.18

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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.