Home / 3,029.61-4,180.79-1,703.32

Finding the Fourth Proportional to 3,029.61, 4,180.79 and 1,703.32

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Solution

The fourth proportional to 3,029.61, 4,180.79 and 1,703.32 is: 2,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.61 : 4,180.79 = 1,703.32 : x
  2. Step 2: Convert to fraction form
    3,029.61/4,180.79 = 1,703.32/x
  3. Step 3: Cross multiply
    3,029.61x = 4,180.79 × 1,703.32
  4. Step 4: Simplify right side
    3,029.61x = 7,121,217.03
  5. Step 5: Solve for x
    x = 7,121,217.03/3,029.61
  6. Step 6: Final answer
    x = 2,350.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.