Home / 3,434.86-4,742.58-2,110.33

Finding the Fourth Proportional to 3,434.86, 4,742.58 and 2,110.33

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Solution

The fourth proportional to 3,434.86, 4,742.58 and 2,110.33 is: 2,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.86 : 4,742.58 = 2,110.33 : x
  2. Step 2: Convert to fraction form
    3,434.86/4,742.58 = 2,110.33/x
  3. Step 3: Cross multiply
    3,434.86x = 4,742.58 × 2,110.33
  4. Step 4: Simplify right side
    3,434.86x = 10,008,408.85
  5. Step 5: Solve for x
    x = 10,008,408.85/3,434.86
  6. Step 6: Final answer
    x = 2,913.77

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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.