Home / 3,092.49-4,639.52-1,118.32

Finding the Fourth Proportional to 3,092.49, 4,639.52 and 1,118.32

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Solution

The fourth proportional to 3,092.49, 4,639.52 and 1,118.32 is: 1,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.49 : 4,639.52 = 1,118.32 : x
  2. Step 2: Convert to fraction form
    3,092.49/4,639.52 = 1,118.32/x
  3. Step 3: Cross multiply
    3,092.49x = 4,639.52 × 1,118.32
  4. Step 4: Simplify right side
    3,092.49x = 5,188,459.20
  5. Step 5: Solve for x
    x = 5,188,459.20/3,092.49
  6. Step 6: Final answer
    x = 1,677.76

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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.