Home / 3,092.34-4,639.32-1,145.10

Finding the Fourth Proportional to 3,092.34, 4,639.32 and 1,145.10

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Solution

The fourth proportional to 3,092.34, 4,639.32 and 1,145.10 is: 1,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.34 : 4,639.32 = 1,145.10 : x
  2. Step 2: Convert to fraction form
    3,092.34/4,639.32 = 1,145.10/x
  3. Step 3: Cross multiply
    3,092.34x = 4,639.32 × 1,145.10
  4. Step 4: Simplify right side
    3,092.34x = 5,312,485.33
  5. Step 5: Solve for x
    x = 5,312,485.33/3,092.34
  6. Step 6: Final answer
    x = 1,717.95

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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.