Home / 4,777.11-7,154.73-3,317.29

Finding the Fourth Proportional to 4,777.11, 7,154.73 and 3,317.29

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Solution

The fourth proportional to 4,777.11, 7,154.73 and 3,317.29 is: 4,968.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.11 : 7,154.73 = 3,317.29 : x
  2. Step 2: Convert to fraction form
    4,777.11/7,154.73 = 3,317.29/x
  3. Step 3: Cross multiply
    4,777.11x = 7,154.73 × 3,317.29
  4. Step 4: Simplify right side
    4,777.11x = 23,734,296.39
  5. Step 5: Solve for x
    x = 23,734,296.39/4,777.11
  6. Step 6: Final answer
    x = 4,968.34

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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.