Home / 5,544.64-8,277.26-5,139.64

Finding the Fourth Proportional to 5,544.64, 8,277.26 and 5,139.64

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Solution

The fourth proportional to 5,544.64, 8,277.26 and 5,139.64 is: 7,672.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.64 : 8,277.26 = 5,139.64 : x
  2. Step 2: Convert to fraction form
    5,544.64/8,277.26 = 5,139.64/x
  3. Step 3: Cross multiply
    5,544.64x = 8,277.26 × 5,139.64
  4. Step 4: Simplify right side
    5,544.64x = 42,542,136.59
  5. Step 5: Solve for x
    x = 42,542,136.59/5,544.64
  6. Step 6: Final answer
    x = 7,672.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.