Home / 4,114.03-6,171.16-1,615.11

Finding the Fourth Proportional to 4,114.03, 6,171.16 and 1,615.11

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Solution

The fourth proportional to 4,114.03, 6,171.16 and 1,615.11 is: 2,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.03 : 6,171.16 = 1,615.11 : x
  2. Step 2: Convert to fraction form
    4,114.03/6,171.16 = 1,615.11/x
  3. Step 3: Cross multiply
    4,114.03x = 6,171.16 × 1,615.11
  4. Step 4: Simplify right side
    4,114.03x = 9,967,102.23
  5. Step 5: Solve for x
    x = 9,967,102.23/4,114.03
  6. Step 6: Final answer
    x = 2,422.71

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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.