Home / 3,519.07-5,271.29-1,671.64

Finding the Fourth Proportional to 3,519.07, 5,271.29 and 1,671.64

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Solution

The fourth proportional to 3,519.07, 5,271.29 and 1,671.64 is: 2,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.07 : 5,271.29 = 1,671.64 : x
  2. Step 2: Convert to fraction form
    3,519.07/5,271.29 = 1,671.64/x
  3. Step 3: Cross multiply
    3,519.07x = 5,271.29 × 1,671.64
  4. Step 4: Simplify right side
    3,519.07x = 8,811,683.95
  5. Step 5: Solve for x
    x = 8,811,683.95/3,519.07
  6. Step 6: Final answer
    x = 2,503.98

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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.