Home / 3,407.30-4,702.26-1,895.02

Finding the Fourth Proportional to 3,407.30, 4,702.26 and 1,895.02

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Solution

The fourth proportional to 3,407.30, 4,702.26 and 1,895.02 is: 2,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.30 : 4,702.26 = 1,895.02 : x
  2. Step 2: Convert to fraction form
    3,407.30/4,702.26 = 1,895.02/x
  3. Step 3: Cross multiply
    3,407.30x = 4,702.26 × 1,895.02
  4. Step 4: Simplify right side
    3,407.30x = 8,910,876.75
  5. Step 5: Solve for x
    x = 8,910,876.75/3,407.30
  6. Step 6: Final answer
    x = 2,615.23

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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.