Home / 6,265.11-8,664.66-5,477.79

Finding the Fourth Proportional to 6,265.11, 8,664.66 and 5,477.79

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Solution

The fourth proportional to 6,265.11, 8,664.66 and 5,477.79 is: 7,575.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.11 : 8,664.66 = 5,477.79 : x
  2. Step 2: Convert to fraction form
    6,265.11/8,664.66 = 5,477.79/x
  3. Step 3: Cross multiply
    6,265.11x = 8,664.66 × 5,477.79
  4. Step 4: Simplify right side
    6,265.11x = 47,463,187.90
  5. Step 5: Solve for x
    x = 47,463,187.90/6,265.11
  6. Step 6: Final answer
    x = 7,575.79

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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.