Home / 4,122.58-6,184.89-1,200.91

Finding the Fourth Proportional to 4,122.58, 6,184.89 and 1,200.91

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Solution

The fourth proportional to 4,122.58, 6,184.89 and 1,200.91 is: 1,801.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.58 : 6,184.89 = 1,200.91 : x
  2. Step 2: Convert to fraction form
    4,122.58/6,184.89 = 1,200.91/x
  3. Step 3: Cross multiply
    4,122.58x = 6,184.89 × 1,200.91
  4. Step 4: Simplify right side
    4,122.58x = 7,427,496.25
  5. Step 5: Solve for x
    x = 7,427,496.25/4,122.58
  6. Step 6: Final answer
    x = 1,801.66

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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.