Home / 4,122.52-6,184.79-1,200.85

Finding the Fourth Proportional to 4,122.52, 6,184.79 and 1,200.85

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Solution

The fourth proportional to 4,122.52, 6,184.79 and 1,200.85 is: 1,801.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.52 : 6,184.79 = 1,200.85 : x
  2. Step 2: Convert to fraction form
    4,122.52/6,184.79 = 1,200.85/x
  3. Step 3: Cross multiply
    4,122.52x = 6,184.79 × 1,200.85
  4. Step 4: Simplify right side
    4,122.52x = 7,426,988.11
  5. Step 5: Solve for x
    x = 7,426,988.11/4,122.52
  6. Step 6: Final answer
    x = 1,801.57

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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.