Home / 4,783.13-7,171.23-3,219.26

Finding the Fourth Proportional to 4,783.13, 7,171.23 and 3,219.26

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Solution

The fourth proportional to 4,783.13, 7,171.23 and 3,219.26 is: 4,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.13 : 7,171.23 = 3,219.26 : x
  2. Step 2: Convert to fraction form
    4,783.13/7,171.23 = 3,219.26/x
  3. Step 3: Cross multiply
    4,783.13x = 7,171.23 × 3,219.26
  4. Step 4: Simplify right side
    4,783.13x = 23,086,030.11
  5. Step 5: Solve for x
    x = 23,086,030.11/4,783.13
  6. Step 6: Final answer
    x = 4,826.55

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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.