Home / 2,782.28-4,175.94-1,484.84

Finding the Fourth Proportional to 2,782.28, 4,175.94 and 1,484.84

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Solution

The fourth proportional to 2,782.28, 4,175.94 and 1,484.84 is: 2,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782.28 : 4,175.94 = 1,484.84 : x
  2. Step 2: Convert to fraction form
    2,782.28/4,175.94 = 1,484.84/x
  3. Step 3: Cross multiply
    2,782.28x = 4,175.94 × 1,484.84
  4. Step 4: Simplify right side
    2,782.28x = 6,200,602.75
  5. Step 5: Solve for x
    x = 6,200,602.75/2,782.28
  6. Step 6: Final answer
    x = 2,228.60

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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.