Home / 4,645.40-6,968.10-2,702.60

Finding the Fourth Proportional to 4,645.40, 6,968.10 and 2,702.60

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Solution

The fourth proportional to 4,645.40, 6,968.10 and 2,702.60 is: 4,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.40 : 6,968.10 = 2,702.60 : x
  2. Step 2: Convert to fraction form
    4,645.40/6,968.10 = 2,702.60/x
  3. Step 3: Cross multiply
    4,645.40x = 6,968.10 × 2,702.60
  4. Step 4: Simplify right side
    4,645.40x = 18,831,987.06
  5. Step 5: Solve for x
    x = 18,831,987.06/4,645.40
  6. Step 6: Final answer
    x = 4,053.90

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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.