Home / 3,029.16-4,180.18-1,702.85

Finding the Fourth Proportional to 3,029.16, 4,180.18 and 1,702.85

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Solution

The fourth proportional to 3,029.16, 4,180.18 and 1,702.85 is: 2,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.16 : 4,180.18 = 1,702.85 : x
  2. Step 2: Convert to fraction form
    3,029.16/4,180.18 = 1,702.85/x
  3. Step 3: Cross multiply
    3,029.16x = 4,180.18 × 1,702.85
  4. Step 4: Simplify right side
    3,029.16x = 7,118,219.51
  5. Step 5: Solve for x
    x = 7,118,219.51/3,029.16
  6. Step 6: Final answer
    x = 2,349.90

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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.