Home / 6,500.53-9,751.60-2,116.81

Finding the Fourth Proportional to 6,500.53, 9,751.60 and 2,116.81

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Solution

The fourth proportional to 6,500.53, 9,751.60 and 2,116.81 is: 3,175.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.53 : 9,751.60 = 2,116.81 : x
  2. Step 2: Convert to fraction form
    6,500.53/9,751.60 = 2,116.81/x
  3. Step 3: Cross multiply
    6,500.53x = 9,751.60 × 2,116.81
  4. Step 4: Simplify right side
    6,500.53x = 20,642,284.40
  5. Step 5: Solve for x
    x = 20,642,284.40/6,500.53
  6. Step 6: Final answer
    x = 3,175.48

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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.