Home / 7,260.60-10,890.90-2,066.48

Finding the Fourth Proportional to 7,260.60, 10,890.90 and 2,066.48

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Solution

The fourth proportional to 7,260.60, 10,890.90 and 2,066.48 is: 3,099.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.60 : 10,890.90 = 2,066.48 : x
  2. Step 2: Convert to fraction form
    7,260.60/10,890.90 = 2,066.48/x
  3. Step 3: Cross multiply
    7,260.60x = 10,890.90 × 2,066.48
  4. Step 4: Simplify right side
    7,260.60x = 22,505,827.03
  5. Step 5: Solve for x
    x = 22,505,827.03/7,260.60
  6. Step 6: Final answer
    x = 3,099.72

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Similar ratio
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1.5x scale

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.