Home / 2,980.85-4,471.94-1,593.45

Finding the Fourth Proportional to 2,980.85, 4,471.94 and 1,593.45

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Solution

The fourth proportional to 2,980.85, 4,471.94 and 1,593.45 is: 2,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980.85 : 4,471.94 = 1,593.45 : x
  2. Step 2: Convert to fraction form
    2,980.85/4,471.94 = 1,593.45/x
  3. Step 3: Cross multiply
    2,980.85x = 4,471.94 × 1,593.45
  4. Step 4: Simplify right side
    2,980.85x = 7,125,816.78
  5. Step 5: Solve for x
    x = 7,125,816.78/2,980.85
  6. Step 6: Final answer
    x = 2,390.54

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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.