Home / 3,076.15-4,244.55-1,817.11

Finding the Fourth Proportional to 3,076.15, 4,244.55 and 1,817.11

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Solution

The fourth proportional to 3,076.15, 4,244.55 and 1,817.11 is: 2,507.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.15 : 4,244.55 = 1,817.11 : x
  2. Step 2: Convert to fraction form
    3,076.15/4,244.55 = 1,817.11/x
  3. Step 3: Cross multiply
    3,076.15x = 4,244.55 × 1,817.11
  4. Step 4: Simplify right side
    3,076.15x = 7,712,814.25
  5. Step 5: Solve for x
    x = 7,712,814.25/3,076.15
  6. Step 6: Final answer
    x = 2,507.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.