Home / 5,170.97-7,756.47-1,884.06

Finding the Fourth Proportional to 5,170.97, 7,756.47 and 1,884.06

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Solution

The fourth proportional to 5,170.97, 7,756.47 and 1,884.06 is: 2,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.97 : 7,756.47 = 1,884.06 : x
  2. Step 2: Convert to fraction form
    5,170.97/7,756.47 = 1,884.06/x
  3. Step 3: Cross multiply
    5,170.97x = 7,756.47 × 1,884.06
  4. Step 4: Simplify right side
    5,170.97x = 14,613,654.87
  5. Step 5: Solve for x
    x = 14,613,654.87/5,170.97
  6. Step 6: Final answer
    x = 2,826.10

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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.