Home / 5,535.88-8,316.78-4,758.28

Finding the Fourth Proportional to 5,535.88, 8,316.78 and 4,758.28

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Solution

The fourth proportional to 5,535.88, 8,316.78 and 4,758.28 is: 7,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.88 : 8,316.78 = 4,758.28 : x
  2. Step 2: Convert to fraction form
    5,535.88/8,316.78 = 4,758.28/x
  3. Step 3: Cross multiply
    5,535.88x = 8,316.78 × 4,758.28
  4. Step 4: Simplify right side
    5,535.88x = 39,573,567.94
  5. Step 5: Solve for x
    x = 39,573,567.94/5,535.88
  6. Step 6: Final answer
    x = 7,148.56

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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.