Home / 5,250.12-7,246.50-3,012.68

Finding the Fourth Proportional to 5,250.12, 7,246.50 and 3,012.68

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Solution

The fourth proportional to 5,250.12, 7,246.50 and 3,012.68 is: 4,158.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.12 : 7,246.50 = 3,012.68 : x
  2. Step 2: Convert to fraction form
    5,250.12/7,246.50 = 3,012.68/x
  3. Step 3: Cross multiply
    5,250.12x = 7,246.50 × 3,012.68
  4. Step 4: Simplify right side
    5,250.12x = 21,831,385.62
  5. Step 5: Solve for x
    x = 21,831,385.62/5,250.12
  6. Step 6: Final answer
    x = 4,158.26

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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.