Home / 3,513.21-4,838.35-3,436.66

Finding the Fourth Proportional to 3,513.21, 4,838.35 and 3,436.66

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Solution

The fourth proportional to 3,513.21, 4,838.35 and 3,436.66 is: 4,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.21 : 4,838.35 = 3,436.66 : x
  2. Step 2: Convert to fraction form
    3,513.21/4,838.35 = 3,436.66/x
  3. Step 3: Cross multiply
    3,513.21x = 4,838.35 × 3,436.66
  4. Step 4: Simplify right side
    3,513.21x = 16,627,767.81
  5. Step 5: Solve for x
    x = 16,627,767.81/3,513.21
  6. Step 6: Final answer
    x = 4,732.93

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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.