Home / 6,977.11-9,625.21-4,458.55

Finding the Fourth Proportional to 6,977.11, 9,625.21 and 4,458.55

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Solution

The fourth proportional to 6,977.11, 9,625.21 and 4,458.55 is: 6,150.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.11 : 9,625.21 = 4,458.55 : x
  2. Step 2: Convert to fraction form
    6,977.11/9,625.21 = 4,458.55/x
  3. Step 3: Cross multiply
    6,977.11x = 9,625.21 × 4,458.55
  4. Step 4: Simplify right side
    6,977.11x = 42,914,480.05
  5. Step 5: Solve for x
    x = 42,914,480.05/6,977.11
  6. Step 6: Final answer
    x = 6,150.75

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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.