Home / 4,901.92-6,763.91-3,013.81

Finding the Fourth Proportional to 4,901.92, 6,763.91 and 3,013.81

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Solution

The fourth proportional to 4,901.92, 6,763.91 and 3,013.81 is: 4,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.92 : 6,763.91 = 3,013.81 : x
  2. Step 2: Convert to fraction form
    4,901.92/6,763.91 = 3,013.81/x
  3. Step 3: Cross multiply
    4,901.92x = 6,763.91 × 3,013.81
  4. Step 4: Simplify right side
    4,901.92x = 20,385,107.62
  5. Step 5: Solve for x
    x = 20,385,107.62/4,901.92
  6. Step 6: Final answer
    x = 4,158.60

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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.