Home / 5,330.16-7,994.97-1,434.60

Finding the Fourth Proportional to 5,330.16, 7,994.97 and 1,434.60

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Solution

The fourth proportional to 5,330.16, 7,994.97 and 1,434.60 is: 2,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.16 : 7,994.97 = 1,434.60 : x
  2. Step 2: Convert to fraction form
    5,330.16/7,994.97 = 1,434.60/x
  3. Step 3: Cross multiply
    5,330.16x = 7,994.97 × 1,434.60
  4. Step 4: Simplify right side
    5,330.16x = 11,469,583.96
  5. Step 5: Solve for x
    x = 11,469,583.96/5,330.16
  6. Step 6: Final answer
    x = 2,151.83

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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.