Home / 3,901.39-5,384.27-3,063.65

Finding the Fourth Proportional to 3,901.39, 5,384.27 and 3,063.65

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Solution

The fourth proportional to 3,901.39, 5,384.27 and 3,063.65 is: 4,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.39 : 5,384.27 = 3,063.65 : x
  2. Step 2: Convert to fraction form
    3,901.39/5,384.27 = 3,063.65/x
  3. Step 3: Cross multiply
    3,901.39x = 5,384.27 × 3,063.65
  4. Step 4: Simplify right side
    3,901.39x = 16,495,499.52
  5. Step 5: Solve for x
    x = 16,495,499.52/3,901.39
  6. Step 6: Final answer
    x = 4,228.11

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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.