Home / 3,511-4,845.18-2,114.02

Finding the Fourth Proportional to 3,511, 4,845.18 and 2,114.02

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Solution

The fourth proportional to 3,511, 4,845.18 and 2,114.02 is: 2,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511 : 4,845.18 = 2,114.02 : x
  2. Step 2: Convert to fraction form
    3,511/4,845.18 = 2,114.02/x
  3. Step 3: Cross multiply
    3,511x = 4,845.18 × 2,114.02
  4. Step 4: Simplify right side
    3,511x = 10,242,807.42
  5. Step 5: Solve for x
    x = 10,242,807.42/3,511
  6. Step 6: Final answer
    x = 2,917.35

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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.