Home / 2,520.81-3,778.88-1,593.68

Finding the Fourth Proportional to 2,520.81, 3,778.88 and 1,593.68

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Solution

The fourth proportional to 2,520.81, 3,778.88 and 1,593.68 is: 2,389.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.81 : 3,778.88 = 1,593.68 : x
  2. Step 2: Convert to fraction form
    2,520.81/3,778.88 = 1,593.68/x
  3. Step 3: Cross multiply
    2,520.81x = 3,778.88 × 1,593.68
  4. Step 4: Simplify right side
    2,520.81x = 6,022,298.62
  5. Step 5: Solve for x
    x = 6,022,298.62/2,520.81
  6. Step 6: Final answer
    x = 2,389.03

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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.