Home / 3,114.26-4,671.40-1,960.82

Finding the Fourth Proportional to 3,114.26, 4,671.40 and 1,960.82

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Solution

The fourth proportional to 3,114.26, 4,671.40 and 1,960.82 is: 2,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.26 : 4,671.40 = 1,960.82 : x
  2. Step 2: Convert to fraction form
    3,114.26/4,671.40 = 1,960.82/x
  3. Step 3: Cross multiply
    3,114.26x = 4,671.40 × 1,960.82
  4. Step 4: Simplify right side
    3,114.26x = 9,159,774.55
  5. Step 5: Solve for x
    x = 9,159,774.55/3,114.26
  6. Step 6: Final answer
    x = 2,941.24

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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.