Home / 3,114.05-4,679.91-2,903.58

Finding the Fourth Proportional to 3,114.05, 4,679.91 and 2,903.58

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Solution

The fourth proportional to 3,114.05, 4,679.91 and 2,903.58 is: 4,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.05 : 4,679.91 = 2,903.58 : x
  2. Step 2: Convert to fraction form
    3,114.05/4,679.91 = 2,903.58/x
  3. Step 3: Cross multiply
    3,114.05x = 4,679.91 × 2,903.58
  4. Step 4: Simplify right side
    3,114.05x = 13,588,493.08
  5. Step 5: Solve for x
    x = 13,588,493.08/3,114.05
  6. Step 6: Final answer
    x = 4,363.61

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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.