Home / 3,029.10-4,180.26-1,702.80

Finding the Fourth Proportional to 3,029.10, 4,180.26 and 1,702.80

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Solution

The fourth proportional to 3,029.10, 4,180.26 and 1,702.80 is: 2,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.10 : 4,180.26 = 1,702.80 : x
  2. Step 2: Convert to fraction form
    3,029.10/4,180.26 = 1,702.80/x
  3. Step 3: Cross multiply
    3,029.10x = 4,180.26 × 1,702.80
  4. Step 4: Simplify right side
    3,029.10x = 7,118,146.73
  5. Step 5: Solve for x
    x = 7,118,146.73/3,029.10
  6. Step 6: Final answer
    x = 2,349.92

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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.