Home / 6,288.05-9,431.78-1,845.53

Finding the Fourth Proportional to 6,288.05, 9,431.78 and 1,845.53

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Solution

The fourth proportional to 6,288.05, 9,431.78 and 1,845.53 is: 2,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.05 : 9,431.78 = 1,845.53 : x
  2. Step 2: Convert to fraction form
    6,288.05/9,431.78 = 1,845.53/x
  3. Step 3: Cross multiply
    6,288.05x = 9,431.78 × 1,845.53
  4. Step 4: Simplify right side
    6,288.05x = 17,406,611.93
  5. Step 5: Solve for x
    x = 17,406,611.93/6,288.05
  6. Step 6: Final answer
    x = 2,768.20

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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.