Home / 3,092.67-4,639.21-1,012.12

Finding the Fourth Proportional to 3,092.67, 4,639.21 and 1,012.12

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Solution

The fourth proportional to 3,092.67, 4,639.21 and 1,012.12 is: 1,518.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.67 : 4,639.21 = 1,012.12 : x
  2. Step 2: Convert to fraction form
    3,092.67/4,639.21 = 1,012.12/x
  3. Step 3: Cross multiply
    3,092.67x = 4,639.21 × 1,012.12
  4. Step 4: Simplify right side
    3,092.67x = 4,695,423.10
  5. Step 5: Solve for x
    x = 4,695,423.10/3,092.67
  6. Step 6: Final answer
    x = 1,518.24

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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.