Home / 4,150.95-6,225.80-1,377.64

Finding the Fourth Proportional to 4,150.95, 6,225.80 and 1,377.64

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Solution

The fourth proportional to 4,150.95, 6,225.80 and 1,377.64 is: 2,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.95 : 6,225.80 = 1,377.64 : x
  2. Step 2: Convert to fraction form
    4,150.95/6,225.80 = 1,377.64/x
  3. Step 3: Cross multiply
    4,150.95x = 6,225.80 × 1,377.64
  4. Step 4: Simplify right side
    4,150.95x = 8,576,912.01
  5. Step 5: Solve for x
    x = 8,576,912.01/4,150.95
  6. Step 6: Final answer
    x = 2,066.25

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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.