Home / 2,782.45-4,176.10-1,484.83

Finding the Fourth Proportional to 2,782.45, 4,176.10 and 1,484.83

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Solution

The fourth proportional to 2,782.45, 4,176.10 and 1,484.83 is: 2,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782.45 : 4,176.10 = 1,484.83 : x
  2. Step 2: Convert to fraction form
    2,782.45/4,176.10 = 1,484.83/x
  3. Step 3: Cross multiply
    2,782.45x = 4,176.10 × 1,484.83
  4. Step 4: Simplify right side
    2,782.45x = 6,200,777.68
  5. Step 5: Solve for x
    x = 6,200,777.68/2,782.45
  6. Step 6: Final answer
    x = 2,228.54

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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.