Home / 4,912.10-7,368.36-1,625.48

Finding the Fourth Proportional to 4,912.10, 7,368.36 and 1,625.48

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Solution

The fourth proportional to 4,912.10, 7,368.36 and 1,625.48 is: 2,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.10 : 7,368.36 = 1,625.48 : x
  2. Step 2: Convert to fraction form
    4,912.10/7,368.36 = 1,625.48/x
  3. Step 3: Cross multiply
    4,912.10x = 7,368.36 × 1,625.48
  4. Step 4: Simplify right side
    4,912.10x = 11,977,121.81
  5. Step 5: Solve for x
    x = 11,977,121.81/4,912.10
  6. Step 6: Final answer
    x = 2,438.29

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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.