Home / 4,960.08-7,438.20-1,448.91

Finding the Fourth Proportional to 4,960.08, 7,438.20 and 1,448.91

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Solution

The fourth proportional to 4,960.08, 7,438.20 and 1,448.91 is: 2,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.08 : 7,438.20 = 1,448.91 : x
  2. Step 2: Convert to fraction form
    4,960.08/7,438.20 = 1,448.91/x
  3. Step 3: Cross multiply
    4,960.08x = 7,438.20 × 1,448.91
  4. Step 4: Simplify right side
    4,960.08x = 10,777,282.36
  5. Step 5: Solve for x
    x = 10,777,282.36/4,960.08
  6. Step 6: Final answer
    x = 2,172.80

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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.