Home / 3,114.53-4,671.92-1,265.63

Finding the Fourth Proportional to 3,114.53, 4,671.92 and 1,265.63

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Solution

The fourth proportional to 3,114.53, 4,671.92 and 1,265.63 is: 1,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.53 : 4,671.92 = 1,265.63 : x
  2. Step 2: Convert to fraction form
    3,114.53/4,671.92 = 1,265.63/x
  3. Step 3: Cross multiply
    3,114.53x = 4,671.92 × 1,265.63
  4. Step 4: Simplify right side
    3,114.53x = 5,912,936.95
  5. Step 5: Solve for x
    x = 5,912,936.95/3,114.53
  6. Step 6: Final answer
    x = 1,898.50

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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.