Home / 4,812.50-7,219.97-1,349.75

Finding the Fourth Proportional to 4,812.50, 7,219.97 and 1,349.75

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Solution

The fourth proportional to 4,812.50, 7,219.97 and 1,349.75 is: 2,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.50 : 7,219.97 = 1,349.75 : x
  2. Step 2: Convert to fraction form
    4,812.50/7,219.97 = 1,349.75/x
  3. Step 3: Cross multiply
    4,812.50x = 7,219.97 × 1,349.75
  4. Step 4: Simplify right side
    4,812.50x = 9,745,147.76
  5. Step 5: Solve for x
    x = 9,745,147.76/4,812.50
  6. Step 6: Final answer
    x = 2,024.97

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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.