Home / 3,777.05-5,210.57-2,359.82

Finding the Fourth Proportional to 3,777.05, 5,210.57 and 2,359.82

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Solution

The fourth proportional to 3,777.05, 5,210.57 and 2,359.82 is: 3,255.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.05 : 5,210.57 = 2,359.82 : x
  2. Step 2: Convert to fraction form
    3,777.05/5,210.57 = 2,359.82/x
  3. Step 3: Cross multiply
    3,777.05x = 5,210.57 × 2,359.82
  4. Step 4: Simplify right side
    3,777.05x = 12,295,969.45
  5. Step 5: Solve for x
    x = 12,295,969.45/3,777.05
  6. Step 6: Final answer
    x = 3,255.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.