Home / 4,122.95-6,184.44-1,201.28

Finding the Fourth Proportional to 4,122.95, 6,184.44 and 1,201.28

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Solution

The fourth proportional to 4,122.95, 6,184.44 and 1,201.28 is: 1,801.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.95 : 6,184.44 = 1,201.28 : x
  2. Step 2: Convert to fraction form
    4,122.95/6,184.44 = 1,201.28/x
  3. Step 3: Cross multiply
    4,122.95x = 6,184.44 × 1,201.28
  4. Step 4: Simplify right side
    4,122.95x = 7,429,213.16
  5. Step 5: Solve for x
    x = 7,429,213.16/4,122.95
  6. Step 6: Final answer
    x = 1,801.92

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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.