Home / 4,189.65-6,285.45-1,416.27

Finding the Fourth Proportional to 4,189.65, 6,285.45 and 1,416.27

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Solution

The fourth proportional to 4,189.65, 6,285.45 and 1,416.27 is: 2,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.65 : 6,285.45 = 1,416.27 : x
  2. Step 2: Convert to fraction form
    4,189.65/6,285.45 = 1,416.27/x
  3. Step 3: Cross multiply
    4,189.65x = 6,285.45 × 1,416.27
  4. Step 4: Simplify right side
    4,189.65x = 8,901,894.27
  5. Step 5: Solve for x
    x = 8,901,894.27/4,189.65
  6. Step 6: Final answer
    x = 2,124.73

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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.