Home / 4,911.90-7,367.30-1,448.88

Finding the Fourth Proportional to 4,911.90, 7,367.30 and 1,448.88

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Solution

The fourth proportional to 4,911.90, 7,367.30 and 1,448.88 is: 2,173.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.90 : 7,367.30 = 1,448.88 : x
  2. Step 2: Convert to fraction form
    4,911.90/7,367.30 = 1,448.88/x
  3. Step 3: Cross multiply
    4,911.90x = 7,367.30 × 1,448.88
  4. Step 4: Simplify right side
    4,911.90x = 10,674,333.62
  5. Step 5: Solve for x
    x = 10,674,333.62/4,911.90
  6. Step 6: Final answer
    x = 2,173.16

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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.