Home / 6,560.40-9,834.30-2,175.60

Finding the Fourth Proportional to 6,560.40, 9,834.30 and 2,175.60

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Solution

The fourth proportional to 6,560.40, 9,834.30 and 2,175.60 is: 3,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.40 : 9,834.30 = 2,175.60 : x
  2. Step 2: Convert to fraction form
    6,560.40/9,834.30 = 2,175.60/x
  3. Step 3: Cross multiply
    6,560.40x = 9,834.30 × 2,175.60
  4. Step 4: Simplify right side
    6,560.40x = 21,395,503.08
  5. Step 5: Solve for x
    x = 21,395,503.08/6,560.40
  6. Step 6: Final answer
    x = 3,261.31

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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.