Home / 3,092.80-4,634.72-1,550.40

Finding the Fourth Proportional to 3,092.80, 4,634.72 and 1,550.40

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Solution

The fourth proportional to 3,092.80, 4,634.72 and 1,550.40 is: 2,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.80 : 4,634.72 = 1,550.40 : x
  2. Step 2: Convert to fraction form
    3,092.80/4,634.72 = 1,550.40/x
  3. Step 3: Cross multiply
    3,092.80x = 4,634.72 × 1,550.40
  4. Step 4: Simplify right side
    3,092.80x = 7,185,669.89
  5. Step 5: Solve for x
    x = 7,185,669.89/3,092.80
  6. Step 6: Final answer
    x = 2,323.35

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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.