Home / 4,813.56-7,220.62-1,351.08

Finding the Fourth Proportional to 4,813.56, 7,220.62 and 1,351.08

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Solution

The fourth proportional to 4,813.56, 7,220.62 and 1,351.08 is: 2,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.56 : 7,220.62 = 1,351.08 : x
  2. Step 2: Convert to fraction form
    4,813.56/7,220.62 = 1,351.08/x
  3. Step 3: Cross multiply
    4,813.56x = 7,220.62 × 1,351.08
  4. Step 4: Simplify right side
    4,813.56x = 9,755,635.27
  5. Step 5: Solve for x
    x = 9,755,635.27/4,813.56
  6. Step 6: Final answer
    x = 2,026.70

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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.