Home / 3,114.67-4,669.68-1,359.34

Finding the Fourth Proportional to 3,114.67, 4,669.68 and 1,359.34

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Solution

The fourth proportional to 3,114.67, 4,669.68 and 1,359.34 is: 2,037.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.67 : 4,669.68 = 1,359.34 : x
  2. Step 2: Convert to fraction form
    3,114.67/4,669.68 = 1,359.34/x
  3. Step 3: Cross multiply
    3,114.67x = 4,669.68 × 1,359.34
  4. Step 4: Simplify right side
    3,114.67x = 6,347,671.14
  5. Step 5: Solve for x
    x = 6,347,671.14/3,114.67
  6. Step 6: Final answer
    x = 2,037.99

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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.