Home / 2,950.53-4,072.17-1,772.25

Finding the Fourth Proportional to 2,950.53, 4,072.17 and 1,772.25

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Solution

The fourth proportional to 2,950.53, 4,072.17 and 1,772.25 is: 2,445.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.53 : 4,072.17 = 1,772.25 : x
  2. Step 2: Convert to fraction form
    2,950.53/4,072.17 = 1,772.25/x
  3. Step 3: Cross multiply
    2,950.53x = 4,072.17 × 1,772.25
  4. Step 4: Simplify right side
    2,950.53x = 7,216,903.28
  5. Step 5: Solve for x
    x = 7,216,903.28/2,950.53
  6. Step 6: Final answer
    x = 2,445.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.