Home / 5,203.77-7,181.23-2,845.92

Finding the Fourth Proportional to 5,203.77, 7,181.23 and 2,845.92

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Solution

The fourth proportional to 5,203.77, 7,181.23 and 2,845.92 is: 3,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.77 : 7,181.23 = 2,845.92 : x
  2. Step 2: Convert to fraction form
    5,203.77/7,181.23 = 2,845.92/x
  3. Step 3: Cross multiply
    5,203.77x = 7,181.23 × 2,845.92
  4. Step 4: Simplify right side
    5,203.77x = 20,437,206.08
  5. Step 5: Solve for x
    x = 20,437,206.08/5,203.77
  6. Step 6: Final answer
    x = 3,927.38

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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.