Home / 5,173.12-7,759.67-1,884.87

Finding the Fourth Proportional to 5,173.12, 7,759.67 and 1,884.87

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Solution

The fourth proportional to 5,173.12, 7,759.67 and 1,884.87 is: 2,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.12 : 7,759.67 = 1,884.87 : x
  2. Step 2: Convert to fraction form
    5,173.12/7,759.67 = 1,884.87/x
  3. Step 3: Cross multiply
    5,173.12x = 7,759.67 × 1,884.87
  4. Step 4: Simplify right side
    5,173.12x = 14,625,969.19
  5. Step 5: Solve for x
    x = 14,625,969.19/5,173.12
  6. Step 6: Final answer
    x = 2,827.30

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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.