Home / 6,455.11-9,683.03-1,837.75

Finding the Fourth Proportional to 6,455.11, 9,683.03 and 1,837.75

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Solution

The fourth proportional to 6,455.11, 9,683.03 and 1,837.75 is: 2,756.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.11 : 9,683.03 = 1,837.75 : x
  2. Step 2: Convert to fraction form
    6,455.11/9,683.03 = 1,837.75/x
  3. Step 3: Cross multiply
    6,455.11x = 9,683.03 × 1,837.75
  4. Step 4: Simplify right side
    6,455.11x = 17,794,988.38
  5. Step 5: Solve for x
    x = 17,794,988.38/6,455.11
  6. Step 6: Final answer
    x = 2,756.73

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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.