Home / 3,307.14-4,957.26-1,115.12

Finding the Fourth Proportional to 3,307.14, 4,957.26 and 1,115.12

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Solution

The fourth proportional to 3,307.14, 4,957.26 and 1,115.12 is: 1,671.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.14 : 4,957.26 = 1,115.12 : x
  2. Step 2: Convert to fraction form
    3,307.14/4,957.26 = 1,115.12/x
  3. Step 3: Cross multiply
    3,307.14x = 4,957.26 × 1,115.12
  4. Step 4: Simplify right side
    3,307.14x = 5,527,914.98
  5. Step 5: Solve for x
    x = 5,527,914.98/3,307.14
  6. Step 6: Final answer
    x = 1,671.51

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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.