Home / 3,777.08-5,665.20-2,313.68

Finding the Fourth Proportional to 3,777.08, 5,665.20 and 2,313.68

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Solution

The fourth proportional to 3,777.08, 5,665.20 and 2,313.68 is: 3,470.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.08 : 5,665.20 = 2,313.68 : x
  2. Step 2: Convert to fraction form
    3,777.08/5,665.20 = 2,313.68/x
  3. Step 3: Cross multiply
    3,777.08x = 5,665.20 × 2,313.68
  4. Step 4: Simplify right side
    3,777.08x = 13,107,459.94
  5. Step 5: Solve for x
    x = 13,107,459.94/3,777.08
  6. Step 6: Final answer
    x = 3,470.26

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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.