Home / 3,460.85-5,192.80-1,817.02

Finding the Fourth Proportional to 3,460.85, 5,192.80 and 1,817.02

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Solution

The fourth proportional to 3,460.85, 5,192.80 and 1,817.02 is: 2,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.85 : 5,192.80 = 1,817.02 : x
  2. Step 2: Convert to fraction form
    3,460.85/5,192.80 = 1,817.02/x
  3. Step 3: Cross multiply
    3,460.85x = 5,192.80 × 1,817.02
  4. Step 4: Simplify right side
    3,460.85x = 9,435,404.42
  5. Step 5: Solve for x
    x = 9,435,404.42/3,460.85
  6. Step 6: Final answer
    x = 2,726.32

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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.